IP Library Granted Patent US 12696969
Granted Patent B1
US 12696969 · App. 19/347,254 · Granted Aug 4, 2026

Nested drinking vessels

Inventors: Shaun Firestone (Gadsden, AL); Eric Firestone (Mt. Olive, AL); Felix Firestone (Hokes Bluff, AL)
Assignee: Buddy Cup LLC
A45F3/20A45F3/18
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Quick Facts
Patent No.
US 12696969
App. No.
19/347,254
Granted
Aug 4, 2026
Kind
B1
Abstract

A nested vessel assembly includes a first vessel and a second vessel. The first vessel has a first body that extends from a first lip to a first bottom to define a first containment volume within the first body. The second vessel has a second body that extends from a second lip to a second bottom to define a second containment volume within the second body. The second containment volume is substantially equal to the first containment volume. The nested vessel assembly has a nested configuration in which the second vessel is releasably secured to the first vessel with the first vessel disposed within the second containment volume such that the first bottom is adjacent the second bottom.

Claims (23)

1 . A nested vessel assembly comprising:

a first vessel having a first body, the first body extending from a first lip to a first bottom to define a first containment volume within the first body, the first body having an internal surface and an external surface opposite the internal surface between the first lip and the first bottom, a first helical groove defined on the external surface of the first body, the first helical groove continuously extending around the entire circumference of the external surface of the first body; and

a second vessel having a second body, the second body extending from a second lip to a second bottom to define a second containment volume within the second body, the second containment volume substantially equal to the first containment volume, the first vessel and the second vessel sized and dimensioned different from one another; the second body having an internal surface and an external surface opposite the internal surface between the second lip and the second bottom, a second helical groove defined on the internal surface of the second body, the nested vessel assembly having a nested configuration in which the first helical groove is threadably engaged with the second helical groove to releaseably secure the second vessel to the first vessel with the first vessel disposed within the second containment volume such that the first bottom is adjacent the second bottom.

2 . The nested vessel assembly according to claim 1 , wherein the height of the nested vessel assembly in the nested configuration is substantially equal to the height of the first vessel.

3 . The nested vessel assembly according to claim 1 , wherein the first containment volume has a total volume of in a range 8 ounces to 64 ounces.

4 . The nested vessel assembly according to claim 1 , wherein the first containment volume has a total volume of 24 ounces.

5 . The nested vessel assembly according to claim 1 , wherein the second helical groove is spaced from the second lip.

6 . The nested vessel assembly according to claim 1 , further comprising a lid, the lid configured to releasably secure to the first body to enclose the first containment volume and to releasably secure to the second body to enclose the second containment volume.

7 . A nested vessel assembly comprising:

a first vessel having a first body, the first body extending from a first lip to a first bottom to define a first height from the first lip to the first bottom, the first body having an internal surface and an external surface opposite the internal surface between the first lip and the first bottom, a first helical groove defined on the external surface of the first body and continuously extending around the entire circumference of the external surface of the first body; and

a second vessel having a second body, the second body extending from a second lip to a second bottom to define a second height from the second lip to the second bottom, the second height being different from the first height, the second body having an internal surface and an external surface opposite the internal surface between the second lip and the second bottom, a second helical groove defined on the internal surface of the second body, the nested vessel assembly having an assembly height in a nested configuration in which the first helical groove is threadably engaged with the second helical groove to releaseably secure the first vessel within the second vessel with the first bottom adjacent to the second bottom, the assembly height being substantially equal to the first height.

8 . The nested vessel assembly according to claim 7 , wherein the first vessel defines a first containment volume and the second vessel defines a second containment volume that is substantially equal to the first containment volume.

9 . The nested vessel assembly according to claim 8 , wherein the first containment volume has a total volume of in a range 8 ounces to 64 ounces.

10 . The nested vessel assembly according to claim 8 , wherein the first containment volume has a total volume of 24 ounces.

11 . The nested vessel assembly according to claim 8 , wherein the second helical groove is spaced from the second lip.

12 . A nested vessel assembly comprising:

a first vessel having a first body including a first sidewall, the first body defining a first containment volume;

a second vessel having a second body including a second sidewall, the second body defining a second containment volume substantially equal to the first containment volume, the second vessel sized and dimensioned different from the first vessel; and

a securement means for releasably securing the first vessel to the second vessel with the first vessel disposed within the second body, the securement means including a first portion defined in an exterior surface of the first sidewall and a second portion defined in an interior surface of the second sidewall, the first portion and the second portion configured to cooperatively engage one another to releasably secure the first vessel to the second vessel, the first portion continuously extending around the entire circumference of the external surface of the first body.

13 . The nested vessel assembly according to claim 12 , wherein an assembly height of the nested vessel assembly in the nested configuration is substantially equal to the height of the first vessel.

14 . The nested vessel assembly according to claim 12 , wherein the first containment volume has a total volume of in a range 8 ounces to 64 ounces.

15 . The nested vessel assembly according to claim 12 , wherein the first containment volume has a total volume of 24 ounces.

16 . The nested vessel assembly according to claim 12 , wherein the securement means includes a first helical groove defined in the first body and a second helical groove defined in the second body that threadably engages the first helical groove to releaseably secure the first vessel to the second vessel.