Patent Assignment
Reel/Frame 009722/0077
Assignment of Assignor's Interest
Recorded: 1999-01-27
Pages: 3
Assignor
HOLCOMB, DAVID JOSEPH
Executed: 1998-12-09
Assignee
GAS RESEARCH INSTITUTE
8600 WEST BRYN MAWR AVENUE, CHICAGO, ILLINOIS, 60631
Covered Property
(1)
Disposable Telemetry Cable Deployment System
Patent:
6,041,872 →
Application:
09/185,697 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 9, 2005
From: GAS RESEARCH INSTITUTE
To: PINNACLE TECHNOLOGIES, INC.
Reel/Frame 016500/0829 →
Assignment of Assignor's Interest
Jan 17, 2006
From: GAS RESEARCH INSTITUTE
To: GAS TECHNOLOGY INSTITUTE
Reel/Frame 017448/0282 →
Assignment of Assignor's Interest
Feb 20, 2009
From: GAS TECHNOLOGY INSTITUTE
To: PINNACLE TECHNOLOGIES, INC.
Reel/Frame 022309/0036 →
Assignment of Assignor's Interest
Apr 6, 2009
From: PINNACLE TECHNOLOGIES, INC.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 022520/0919 →