Patent Assignment
Reel/Frame 051344/0463
Assignment of Assignor's Interest
Recorded: 2019-12-18
Pages: 11
Assignor
EARTH TOOL COMPANY, LLC
Executed: 2019-12-17
Assignee
THE CHARLES MACHINE WORKS, INC.
1959 W. FIR AVENUE, PERRY, OKLAHOMA, 73077-0066
Covered Properties
(59)
Joint for Use in a Directional Boring Apparatus
Patent:
6,148,935 →
Application:
09/212,042 →
Drill Bit for Directional Drilling
Sonde Housing for Directional Drilling
Patent:
6,260,634 →
Application:
09/373,254 →
Apparatus for Directional Drilling
Patent:
6,263,983 →
Application:
09/373,395 →
Apparatus for Mounting an Electronic Device for Use in Directional Drilling
Patent:
6,422,782 →
Application:
09/465,479 →
Bit for directional drilling
Patent:
6,321,858 →
Application:
09/493,641 →
Pneumatic ground piercing tool with movable chisel head
Patent:
6,273,201 →
Application:
09/505,640 →
Drill head for directional boring
Method and Apparatus for Directional Boring Under Mixed Conditions
Patent:
6,439,319 →
Application:
09/517,967 →
Method and Bit for Directional Horizontal Boring
Patent:
6,450,269 →
Application:
09/657,353 →
Drill Bit for Impact-Assisted Directional Boring
Method and Apparatus for Slitting Flexible Pipe in an Underground Bore
Method and Apparatus for Replacement of Underground Pipe
Method and Apparatus for Directional Boring Under Mixed Conditions
Method and Apparatus for Directional Boring Under Mixed Conditions
Drill Bit for Directional Drilling
Apparatus for Mounting an Electronic Device for Use in Directional Drilling
Patent:
6,581,680 →
Application:
10/061,068 →
Drill Bit and Method for Directional Drilling in Cobble Formations
Method and Apparatus for Replacement of Underground Pipe
Drill String Joint
Cable Pulling Machine
Winch with Telescoping Mast
Pneumatic Impact Piercing Tool
Patent:
6,923,270 →
Application:
10/824,910 →
Rod Pulling and Pushing Machine for Pipe Bursting
Pneumatic Ground Piercing Tool
Method and System for Operating a Reversible Pneumatic Ground Piercing Tool
Method for Extracting Underground Pipe
Method and Apparatus for Replacement of Underground Pipe
Pneumatic Impact Piercing Tool
Rod Pushing and Pulling Machine
Portable Winch
Rod Pulling and Pushing Machine for Pipe Bursting
Cable Pulling Machine
Pneumatic Impact Piercing Tool
Pneumatic impact tool
Joint for Use in Back Reaming
Drill String Tooling Joint
Reamer Assembly
Beacon Assembly
Patent:
8,955,586 →
Application:
13/357,226 →
Joint with Check Valve for a Boring Apparatus
Patent:
8,875,811 →
Application:
13/357,434 →
Dynamic Steering Tool
Quick Connect Rods
Directional Drill Hammer Pullback Device
Stepped Load Pull Back Using Rams
Pipe Slitter
Slip Style Rod Spinner For Pipe Bursting Machine
Pipe Slitting Apparatus
Directional Drill Hammer Pullback Device
Eccentric Cones for Rock Cutting
Application:
15/158,240 →
Publication:
US 2016/0340981
Powered Slip Actuation
Steerable Downhole Hammer Bit
Application:
15/828,725 →
Publication:
US 2018/0155985
Slip Style Rod Spinner For Pipe Bursting Machine
Latch Assembly For Use With An Inversion Drum
Split Ring Ram Adapter With Cam Adjustment
Extraction Of Ductile Pipe
Lead Pipe Spudding Prior To Extraction Or Remediation
Reversible Pneumatic Pipe Ramming Tool
Gut Hook Bladed Pipe Slitter
Patent:
816,456 →
Application:
29/590,843 →
Pipe Extractor
Application:
62/718,463 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 4, 2001
From: WENTWORTH, STEVEN W.; RANDA, MARK D.
To: EARTH TOOL COMPANY, LLC
Reel/Frame 012147/0477 →
Security Agreement
Jun 7, 2006
From: EARTH TOOL COMPANY LLC
To: MFC CAPITAL FUNDING, INC.
Reel/Frame 017730/0384 →
Release of Security Interest
Apr 13, 2010
From: MFC CAPITAL FUNDING, INC.
To: EARTH TOOL COMPANY LLC
Reel/Frame 024218/0989 →
Assignment of Assignor's Interest
Apr 7, 2014
From: AUS, KELVIN C
To: EARTH TOOL COMPANY LLC
Reel/Frame 032617/0679 →