IP Library › Granted Patent US 12,337,633
Granted Patent B2
US 12,337,633 · App. 18/073,035 · Granted Jun 24, 2025

Amphibious pumping vehicle

Inventor: Ian Nuhn (Stratford, CA)
Assignee: Nuhn Industries Ltd.
B60F3/0061A01C3/026A01C23/045B60F3/0007B60F3/003B60F3/0038B63H25/02F04D13/02B60F2301/00B63H2025/028
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Quick Facts
Patent No.
US 12,337,633
App. No.
18/073,035
Granted
Jun 24, 2025
Kind
B2
Abstract

An amphibious vehicle has a floatable vehicle body; ground engaging propulsion structure having a plurality of ground engaging elements; a fluid pump for pumping liquid manure; a power source configured to provide power to both the ground engaging propulsion structure and the fluid pump; and, remote control structure for controlling the ground engaging propulsion structure and a flow of fluid from the fluid pump. The speed and/or direction of the vehicle is remotely controllable by an operator remote from the vehicle when the vehicle is ground engaging and when the vehicle is floating.

Claims (122)

1. An amphibious manure lagoon agitation vehicle comprising:

a vehicle body having a front, a rear, a middle, a left side, a right side, an underside, and a longitudinal centerline extending from the front to the rear of the vehicle body;

four powered ground engaging wheels including a front left wheel, a front right wheel, a rear left wheel, and a rear right wheel;

a first buoyant element located on the left side of the vehicle body in a space between the front left wheel and the rear left wheel;

a second buoyant element located on the right side of the vehicle body in a space between the front right wheel and the rear right wheel;

a liquid manure pump configured to pump liquid manure from a manure lagoon and generate a flow of liquid manure through a fluid conduit, the liquid manure pump including a pump housing and an impeller located along the underside of the vehicle body such that the impeller is immersed in the liquid manure of the manure lagoon when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon;

a power source configured to provide power to both rotationally drive the powered ground engaging wheels when the amphibious manure lagoon agitation vehicle is ground engaging and rotationally drive the impeller of the liquid manure pump; and,

a remote control structure configured to control the four powered ground engaging wheels and the flow of liquid manure through the fluid conduit, wherein the speed and/or direction of the amphibious manure lagoon agitation vehicle is remotely controllable by an operator remote from the amphibious manure lagoon agitation vehicle when the amphibious manure lagoon agitation vehicle is ground engaging and when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon.

2. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the pump housing has a bottom inlet in the pump housing that is immersed in the liquid manure when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon.

3. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein immersion of the impeller within the liquid manure of the manure lagoon obviates the need for priming the liquid manure pump.

4. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the pump housing has a bottom inlet in the pump housing and at least two tangential fluid outlets.

5. The amphibious manure lagoon agitation vehicle according to claim 4 , wherein at least one of the tangential fluid outlets is equipped with a flexible connection to the fluid conduit.

6. The amphibious manure lagoon agitation vehicle according to claim 4 , wherein the at least two tangential fluid outlets are connected to a combiner that is configured to combine the flow of liquid manure from the tangential fluid outlets into the fluid conduit.

7. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the liquid manure pump comprises a mechanical drive shaft that drives rotation of the impeller within the pump housing.

8. The amphibious manure lagoon agitation vehicle according to claim 7 , wherein the impeller is configured to draw liquid manure in the manure lagoon through a bottom opening in the pump housing.

9. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein at least one of the buoyant elements comprises a foam filled buoyant chamber.

10. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the four powered ground engaging wheels are configured to be independently driven.

11. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the four powered ground engaging wheels are configured to be independently driven at variable speeds.

12. The amphibious manure lagoon agitation vehicle according to claim 1 , further comprising a steering structure configured to change direction of one or more of the four powered ground engaging wheels.

13. The amphibious manure lagoon agitation vehicle according to claim 1 , further comprising an articulation cylinder that is coupled to a linkage and configured to adjust an angle, relative to the vehicle body, at which the flow of liquid manure is ejected from the fluid conduit.

14. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the fluid conduit is configured to direct the flow of liquid manure through the air and back into the manure lagoon to disrupt surface crust formed on the liquid manure in the manure lagoon and recirculate the liquid manure in the manure lagoon.

15. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the fluid conduit comprises a terminal opening.

16. The amphibious manure lagoon agitation vehicle according to claim 1 , further comprising a hydraulic articulation cylinder configured to change an angle, relative to the vehicle body, at which the flow of liquid manure is ejected from the fluid conduit.

17. The amphibious manure lagoon agitation vehicle according to claim 16 , wherein the hydraulic articulation cylinder is coupled to a four bar linkage.

18. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the four powered ground engaging wheels, the power source, and the liquid manure pump are positioned to give the amphibious manure lagoon agitation vehicle a center of gravity that is located along the longitudinal centerline and substantially in the middle of the vehicle body.

19. An amphibious manure lagoon agitation vehicle comprising:

a vehicle body having an underside, a left side, a right side, a front, a rear, and a longitudinal centerline extending from the front to the rear of the vehicle body;

four powered ground engaging wheels comprising a front left wheel, a front right wheel, a rear left wheel, and a rear right wheel;

a liquid manure pump configured to pump liquid manure from a manure lagoon and generate a flow of liquid manure through a fluid conduit, the liquid manure pump including a pump housing and an impeller within the pump housing, the impeller is located along the underside of the vehicle body such that the impeller is immersed in the liquid manure of the manure lagoon when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon;

a power source configured to provide power to each of the four powered ground engaging wheels and the liquid manure pump; and,

a remote control structure configured to control the four powered ground engaging wheels and the flow of liquid manure through the fluid conduit, wherein the speed and/or direction of the amphibious manure lagoon agitation vehicle is remotely controllable by an operator remote from the amphibious manure lagoon agitation vehicle when the amphibious manure lagoon agitation vehicle is ground engaging and when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon.

20. The amphibious manure lagoon agitation vehicle according to claim 19 , wherein the pump housing has a bottom inlet in the pump housing and at least two tangential fluid outlets.

21. The amphibious manure lagoon agitation vehicle according to claim 20 , wherein the fluid conduit is mounted to the vehicle body and at least one of the tangential fluid outlets is equipped with a flexible connection to the fluid conduit.

22. The amphibious manure lagoon agitation vehicle according to claim 20 , wherein each of the tangential fluid outlets has an output that is combined with the output of the other tangential fluid outlets in a combiner that is mounted to the vehicle body.

23. The amphibious manure lagoon agitation vehicle according to claim 19 , wherein the liquid manure pump comprises a mechanical drive shaft that is configured to drive rotation of the impeller within the pump housing.

24. The amphibious manure lagoon agitation vehicle according to claim 19 , wherein the pump housing has a bottom inlet in the pump housing and wherein the impeller is configured to draw the liquid manure in the manure lagoon through the bottom inlet in the pump housing.

25. An amphibious manure lagoon vehicle comprising:

a floatable vehicle body comprising an underside, a first side, a second side, a front, a rear, a first buoyant element on the first side of the floatable vehicle body and a second buoyant element on the second side of the floatable vehicle body;

four powered ground engaging wheels comprising a first front wheel, a second front wheel, a first rear wheel, and a second rear wheel, the first front wheel and the first rear wheel are on the first side of the floatable vehicle body and the second front wheel and the second rear wheel are on the second side of the floatable vehicle body, and the first buoyant element is located in a space between the first front wheel and the first rear wheel and the second buoyant element is located in a space between the second front wheel and the second rear wheel;

a liquid manure pump configured to recirculate liquid manure contained in a manure lagoon, the liquid manure pump including a pump housing and an impeller in the pump housing, the liquid manure pump is positioned along the underside of the floatable vehicle body such that the impeller is immersed in the liquid manure when the amphibious manure lagoon vehicle is floating in the liquid manure of the manure lagoon;

a power source configured to provide power to both rotationally drive the four powered ground engaging wheels when the amphibious manure lagoon vehicle is ground engaging and rotationally drive the impeller of the liquid manure pump; and,

a remote control structure configured to control the four powered ground engaging wheels and the liquid manure pump, wherein the speed and/or direction of the amphibious manure lagoon vehicle is remotely controllable by an operator remote from the amphibious manure lagoon vehicle when the amphibious manure lagoon vehicle is ground engaging and when the amphibious manure lagoon vehicle is floating in the liquid manure of the manure lagoon.

26. An amphibious manure lagoon vehicle comprising:

a floatable vehicle body having a frame, a front, a rear, a middle, an underside, a longitudinal centerline, a transverse centerline, and at least two buoyant elements supported by the frame, the at least two buoyant elements including a first buoyant element that is disposed on a first side of the amphibious manure lagoon vehicle and a second buoyant element that is disposed on a second side of the amphibious manure lagoon vehicle;

four ground engaging wheels that are positioned such that the first buoyant element is disposed in a space between two of the of the four ground engaging wheels on the first side of the amphibious manure lagoon vehicle and the second buoyant element is disposed in a space between two of the of the four ground engaging wheels on the second side of the amphibious manure lagoon vehicle;

four variable speed hydraulic motors, one variable speed hydraulic motor per ground engaging wheel, for powering the four ground engaging wheels;

a liquid manure pump configured to pump liquid manure through a fluid conduit, the liquid manure pump including a pump housing having a bottom fluid inlet, the pump housing located along the underside of the floatable vehicle body such that the pump housing is immersed in the liquid manure when the amphibious manure lagoon vehicle is floating;

a linkage that is configured to adjust an angle, relative to the floatable vehicle body, at which the liquid manure is ejected from the fluid conduit;

an internal combustion engine configured to provide power to both the four variable speed hydraulic motors and the liquid manure pump;

each of the four ground engaging wheels, the internal combustion engine, and the liquid manure pump positioned to provide a center of gravity of the amphibious manure lagoon vehicle that is located along the longitudinal centerline and substantially in the middle of the floatable vehicle body; and,

a remote control structure configured to control the four variable speed hydraulic motors and the liquid manure pump, wherein the speed and/or direction of the amphibious manure lagoon vehicle is remotely controllable by an operator remote from the amphibious manure lagoon vehicle when the amphibious manure lagoon vehicle is ground engaging and when the amphibious manure lagoon vehicle is floating.

27. The amphibious manure lagoon vehicle according to claim 26 , wherein the position of each of the four ground engaging wheels, the internal combustion engine, and the liquid manure pump is selected such that the center of gravity of the amphibious manure lagoon vehicle is located at an intersection of the longitudinal centerline and the transverse centerline.

28. The amphibious manure lagoon vehicle according to claim 26 , wherein the pump housing of the liquid manure pump is positioned between at least two of the four ground engaging wheels.

29. An amphibious manure lagoon agitation vehicle comprising:

a vehicle body having a front, a rear, a left side, a right side, and an underside;

four powered ground engaging wheels including a front left wheel, a front right wheel, a rear left wheel, and a rear right wheel;

a first buoyant element located in a space on the left side of the vehicle body between the front left wheel and the rear left wheel;

a second buoyant element located in a space on the right side of the vehicle body between the front right wheel and the rear right wheel;

means for circulating liquid manure in a manure lagoon when the amphibious manure lagoon agitation vehicle is in the liquid manure of the manure lagoon;

a power source configured to provide power to each of the four powered ground engaging wheels and the submersible means for circulating liquid manure; and,

a remote control structure configured to control the four powered ground engaging wheels and the submersible means for circulating liquid manure, wherein the speed and/or direction of the amphibious manure lagoon agitation vehicle is remotely controllable by an operator remote from the amphibious manure lagoon agitation vehicle when the amphibious manure lagoon agitation vehicle is ground engaging and when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon.

30. The amphibious manure lagoon agitation vehicle according to claim 29 , wherein the submersible means for circulating liquid manure is located along the underside of the vehicle body.

31. The amphibious manure lagoon agitation vehicle according to claim 29 , wherein the submersible means for circulating liquid manure is immersed in the liquid manure when the amphibious manure lagoon agitation vehicle is floating in the liquid manure of the manure lagoon.

32. The amphibious manure lagoon agitation vehicle according to claim 29 , wherein the submersible means for circulating liquid manure is a liquid manure pump.

33. The amphibious manure lagoon agitation vehicle according to claim 29 , wherein the submersible means for circulating liquid manure is a liquid manure pump with a pump housing and an impeller that are located along the underside of the vehicle body and are submerged in the liquid manure of the manure lagoon when the amphibious manure lagoon agitation vehicle is floating, wherein the impeller is located in the pump housing, and wherein the liquid manure pump includes a bottom inlet in the pump housing and at least two tangential outlets.

34. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the fluid conduit is configured to discharge a spray of liquid manure back into the manure lagoon to disrupt surface crust formed on the liquid manure in the manure lagoon and recirculate the liquid manure in the manure lagoon.

35. The amphibious manure lagoon agitation vehicle according to claim 1 , further comprising a linkage configured to adjust an angle, relative to the vehicle body, at which a spray of liquid manure is directed through the air and back into the manure lagoon to disrupt surface crust formed on the liquid manure in the manure lagoon and recirculate the liquid manure in the manure lagoon.

36. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein displacement of the vehicle body is configured to disrupt surface crust formed on the liquid manure in the manure lagoon.

37. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the four powered ground engaging wheels are configured to disrupt surface crust formed on the liquid manure in the manure lagoon when the amphibious manure lagoon agitation vehicle drives into the manure lagoon.

38. The amphibious manure lagoon agitation vehicle according to claim 19 , wherein the pump housing and the impeller of the liquid manure pump are positioned between at least two of the four powered ground engaging wheels.

39. An amphibious manure lagoon vehicle, comprising:

a floatable vehicle body having a front, a rear, a middle, and an underside;

powered ground engaging wheels;

a liquid manure pump configured to pump liquid manure in a manure lagoon, the liquid manure pump including a pump housing and an impeller located along the underside of the floatable vehicle body at a location that is rearward of the front of the floatable vehicle body and forward of the rear of the floatable vehicle body such that the impeller is immersed in the liquid manure of the manure lagoon when the amphibious manure lagoon vehicle is floating in the manure lagoon;

a power source configured to provide power to both rotationally drive the powered ground engaging wheels when the amphibious manure lagoon vehicle is ground engaging and rotationally drive the impeller of the liquid manure pump; and

a remote control structure configured to control the powered ground engaging wheels and the liquid manure pump, wherein the speed and/or direction of the amphibious manure lagoon vehicle is remotely controllable by an operator remote from the amphibious manure lagoon vehicle when the amphibious manure lagoon vehicle is ground engaging and when the amphibious manure lagoon vehicle is floating.

40. The amphibious manure lagoon vehicle according to claim 39 , wherein the powered ground engaging wheels includes a front set of powered ground engaging wheels at the front of the floatable vehicle body and a rear set of powered ground engaging wheels at the rear of the floatable vehicle body.

41. The amphibious manure lagoon vehicle according to claim 40 , wherein the floatable vehicle body has a transverse centerline and wherein each of the powered ground engaging wheels are rotatably attached to a spindle.

42. The amphibious manure lagoon vehicle according to claim 41 , wherein the impeller of the liquid manure pump is positioned along the transverse centerline of the floatable vehicle body.

43. The amphibious manure lagoon vehicle according to claim 41 , wherein the pump housing and the impeller of the liquid manure pump are positioned between the transverse centerline and the spindles supporting the front set of powered ground engaging wheels.

44. The amphibious manure lagoon vehicle according to claim 41 , wherein the pump housing and the impeller of the liquid manure pump are positioned between the transverse centerline and the spindles supporting the rear set of powered ground engaging wheels.

45. The amphibious manure lagoon vehicle according to claim 41 , wherein the pump housing and the impeller of the liquid manure pump are positioned between the spindles supporting the front set of powered ground engaging wheels and the spindles supporting the rear set of powered ground engaging wheels.

46. The amphibious manure lagoon vehicle according to claim 40 , wherein the pump housing and the impeller of the liquid manure pump are positioned between the front set of powered ground engaging wheels and the rear set of powered ground engaging wheels.

47. The amphibious manure lagoon vehicle according to claim 39 , wherein the pump housing and the impeller of the liquid manure pump are positioned along the middle of the floatable vehicle body.

48. The amphibious manure lagoon vehicle according to claim 39 , wherein the impeller of the liquid manure pump is positioned at the middle of the floatable vehicle body.

49. An amphibious manure lagoon vehicle, comprising:

a floatable vehicle body having a front, a rear, a middle, and an underside;

powered ground engaging wheels;

a liquid manure pump configured to pump liquid manure in a manure lagoon, the liquid manure pump including a pump housing, an impeller, and a substantially vertical drive shaft connected to the impeller, the pump housing having a bottom fluid inlet, the pump housing and the impeller located rearward of the front of the floatable vehicle body and forward of the rear of the floatable vehicle body and along the underside of the floatable vehicle body such that the impeller is immersed in the liquid manure of the manure lagoon when the amphibious manure lagoon vehicle is floating in the manure lagoon, wherein the liquid manure pump has a constant angular orientation relative to the floatable vehicle body;

a power source configured to provide power to both rotationally drive the powered ground engaging wheels when the amphibious manure lagoon vehicle is ground engaging and rotationally drive the impeller of the liquid manure pump; and

a remote control structure configured to control the powered ground engaging wheels and the liquid manure pump, wherein the speed and/or direction of the amphibious manure lagoon vehicle is remotely controllable by an operator remote from the amphibious manure lagoon vehicle when the amphibious manure lagoon vehicle is ground engaging and when the amphibious manure lagoon vehicle is floating.

50. The amphibious manure lagoon vehicle according to claim 49 , wherein the powered ground engaging wheels includes a front set of powered ground engaging wheels at the front of the floatable vehicle body and a rear set of powered ground engaging wheels at the rear of the floatable vehicle body.

51. The amphibious manure lagoon vehicle according to claim 49 , wherein portions of the vehicle that are submerged when the vehicle is floating at substantially the same submerged depth as the pump housing are spaced from and positioned to each side of the pump housing and are spaced from and positioned forward of and rearward of the pump housing, wherein the portions of the vehicle that are submerged when the vehicle is floating and positioned forward of and rearward of the pump housing, and wherein a longitudinal centerline of the vehicle passes through the portions of the vehicle that are spaced from and positioned forward of and rearward of the pump housing.

52. The amphibious manure lagoon vehicle according to claim 51 , wherein the portions of the amphibious manure lagoon vehicle that are submerged when the amphibious manure lagoon vehicle is floating are at substantially the same horizontal plane as the pump housing.

53. The amphibious manure lagoon vehicle according to claim 49 , wherein components of the vehicle that have substantially the same submerged depth as the pump housing when the vehicle is floating are spaced from and positioned to each side of the pump housing and are spaced from and positioned forward of and rearward of the pump housing and wherein a longitudinal centerline of the vehicle passes through the components of the vehicle that are spaced from and positioned forward of and rearward of the pump housing.

54. The amphibious manure lagoon vehicle according to claim 53 , wherein the components of the amphibious manure lagoon vehicle that have substantially the same submerged depth as the pump housing when the amphibious manure lagoon vehicle is floating are in substantially the same horizontal plane as the impeller.

55. An amphibious manure lagoon vehicle, comprising:

a floatable vehicle body having a front, a rear, a middle, and an underside;

powered ground engaging wheels;

a liquid manure pump configured to pump liquid manure in a manure lagoon, the liquid manure pump including a pump housing, an impeller, and a substantially vertical drive shaft connected to the impeller, the pump housing having a bottom fluid inlet, the pump housing and the impeller located rearward of the front of the floatable vehicle body and forward of the rear of the floatable vehicle body and along the underside of the floatable vehicle body such that the impeller is immersed in the liquid manure of the manure lagoon when the amphibious manure lagoon vehicle is floating in the manure lagoon, wherein the liquid manure pump has a constant angular orientation relative to the floatable vehicle body, wherein portions of the vehicle that have substantially the same submerged depth as the pump housing when the vehicle is floating are spaced from and positioned to each side of the pump housing and are spaced from and positioned forward of and rearward of the pump housing, wherein a longitudinal centerline of the vehicle passes through the portions of the vehicle that are spaced from and positioned forward of and rearward of the pump housing;

a power source configured to provide power to both rotationally drive the powered ground engaging wheels when the amphibious manure lagoon vehicle and rotationally drive the impeller of the liquid manure pump; and

a remote control structure configured to control the powered ground engaging wheels and the liquid manure pump, wherein the speed and/or direction of the amphibious manure lagoon vehicle is remotely controllable by an operator remote from the amphibious manure lagoon vehicle when the amphibious manure lagoon vehicle is ground engaging and when the amphibious manure lagoon vehicle is floating.

56. The amphibious manure lagoon vehicle according to claim 55 , wherein the liquid manure pump is configured to generate a flow of liquid manure through a fluid conduit.

57. The amphibious manure lagoon vehicle according to claim 55 , further comprising a linkage configured to adjust an angle, relative to the floatable vehicle body, at which a spray of liquid manure is directed through the air and back into the manure lagoon to disrupt surface crust formed on the liquid manure in the manure lagoon and recirculate the liquid manure in the manure lagoon.

58. The amphibious manure lagoon vehicle according to claim 55 , wherein the powered ground engaging wheels comprise a front left wheel, a front right wheel, a rear left wheel, and a rear right wheel, and the amphibious manure lagoon vehicle further comprises a front left motor connected to the front left wheel, a front right motor connected to the front right wheel, a rear left motor connected to the rear left wheel, and a rear right motor connected to the rear right wheel.

59. The amphibious manure lagoon vehicle according to claim 55 , wherein the pump housing is mounted to the underside of the floatable vehicle body.

60. The amphibious manure lagoon agitation vehicle according to claim 1 , where in the four powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

61. The amphibious manure lagoon agitation vehicle according to claim 1 , wherein the four powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

62. The amphibious manure lagoon agitation vehicle according to claim 19 , where in the four powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

63. The amphibious manure lagoon agitation vehicle according to claim 19 , wherein the four powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

64. The amphibious manure lagoon vehicle according to claim 25 , where in the four powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

65. The amphibious manure lagoon vehicle according to claim 25 , wherein the four powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

66. The amphibious manure lagoon vehicle according to claim 26 , where in the four ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

67. The amphibious manure lagoon vehicle according to claim 26 , wherein the four ground engaging wheels comprise a single set of four ground engaging wheels and the vehicle does not have any other ground engaging wheels.

68. The amphibious manure lagoon agitation vehicle according to claim 29 , where in the four powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

69. The amphibious manure lagoon agitation vehicle according to claim 29 , wherein the four powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

70. The amphibious manure lagoon vehicle according to claim 39 , where in the powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

71. The amphibious manure lagoon vehicle according to claim 39 , wherein the powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

72. The amphibious manure lagoon vehicle according to claim 49 , where in the powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

73. The amphibious manure lagoon vehicle according to claim 49 , wherein the powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

74. The amphibious manure lagoon vehicle according to claim 55 , where in the powered ground engaging wheels contact the ground when the vehicle is ground engaging and do not contact the ground when the vehicle is floating.

75. The amphibious manure lagoon vehicle according to claim 55 , wherein the powered ground engaging wheels comprise a single set of four powered ground engaging wheels and the vehicle does not have any other ground engaging wheels.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 9, 2022
From: NUHN, IAN
To: NUHN INDUSTRIES LTD.
Reel/Frame 062045/0125 →
Continuity (9)
Continuation 17886130 · Aug 11, 2022
Continuation 17201100 · Mar 15, 2021
Continuation 16891627 · Jun 3, 2020
Continuation 16157950 · Oct 11, 2018
Continuation 15586493 · May 4, 2017
Continuation 15044905 · Feb 16, 2016
Continuation PCTCA2014050789 · Aug 18, 2014
Provisional Application 61867598 · Aug 19, 2013
Related Publication 20230092599A1 · Mar 23, 2023
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SDIA15-InitialInvalidityContentionsExAl-CarrierllAndNuhnReferencOrManureManager (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExAJ-ReexamRequestOnU.S. Appl. No. 10/975,557-Part1 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExAJ-ReexamRequestOnU.S. Appl. No. 10/975,557-Part2 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExAJ-ReexamRequestOnU.S. Pat. No. 10,975,557-Part3 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExAK-PuckAndBryhamAndBennettll (United States District Court for the Southern District of Iowa Eastern Division. N [cited by applicant]
SDIA15-InitialInvalidityContentionsExAL-BradleyAndBryham (United States District Court for the Southern District of Iowa Eastern Division. N [cited by applicant]
SDIA15-InitialInvalidityContentionsExAM-BradleyAndBryhamAndBennettll (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBB-CheramieAndYoonOrCarrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBC-CarrierllAndNuhnReferencOrManureManager (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBD-YoonAndSenwaTecOrTruxor (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBE-ReexamRequestOnU.S. Pat. No. 11,358,425-Part1 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBE-ReexamRequestOnU.S. Pat. No. 11,358,425-Part2 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBE-ReexamRequestOnU.S. Pat. No. 11,358,425-Part3 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBE-ReexamRequestOnU.S. Pat. No. 11,358,425-Part4 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCA-Carrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCB-Lyseng (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCC-TruxorAndCarrierOrYoon (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCD-SenwaTecAndYoonOrCarrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCE-PuckAndBryham (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCF-CheramieAndYoonOrCarrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCG-PuckAndSenwaTec (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExCH-PuckAndBryhamAndBennett-II (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDA-Bennettll (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDB-TruxorAndCarrierOrYoon (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDC-SenwaTecAndYoonOrCarrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDD-CheramieAndYoonOrCarrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDE-PuckAndBryham (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDF-Lyseng (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDG-Grounds2-7And12-14andNuhnReferenceOrManureManager (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDH-Grounds2-7And12-14AndFisher Pump (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDI-PuckAndBryhamAndBennett II (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDJ-BradleyAndBryham (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExDK-BradleyAndBryhamAndBennettll (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part1 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part2 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part3 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part4 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part5 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part6 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part7 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part8 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part9 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part10 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part11 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part12 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part13 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part14a (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part14b (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part14c (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part15a (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part15b (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part15c (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part16 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part17 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part18 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part19 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part20 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part21 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part22 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part23 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsExBA-InterPartesReviewPetitionOnU.S. Pat. No. 11,358,425-Part24 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx1-Carrier (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx2-CarrierII (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx3-Yoon (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx4-YoonTranslation (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx5-Puck (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx6-Bryham (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx7-Bennett (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx8-Bennett-II (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx9-Cheramie (United States District Court for the Southern District of Iowa Eastern Division. N [cited by applicant]
SDIA15-InitialInvalidityContentionsEx10-Truxor09-ENG (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx11-SenwaTec (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentionsEx12-Lyseng (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex13-NuhnReference (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex14- DeclarationLonnemann (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex15-Melnikov (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex16-MelnikovTranslation (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex17-BerkyNewspaperGerman (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex18-BerkyNewspaperTranslation (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex19-ExhibitB-VideoScreenshots (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex20-FisherPumpBrochure (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex21-ManureManager (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex22-DeclarationArnoldsson-Part1 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex22-DeclarationArnoldsson-Part2 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex22-DeclarationArnoldsson-Part3 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex23-NuhnSales (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part1 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part2 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part3 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part4 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part5 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part6 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]
SDIA15-InitialInvalidityContentions-Ex24-BurrowsDeclaration-Part7 (United States District Court for the Southern District of Iowa Eastern Division. [cited by applicant]