Patent Assignment
Reel/Frame 006637/0895
Assignment of Assignor's Interest
Recorded: 1993-07-23
Pages: 3
Assignor
CHIN, WILSON C.
Executed: 1993-07-22
Assignee
BEARD, WILLIAM J.
2135 HIGHWAY 6 SOUTH, HOUSTON, TX 77077, TEXAS
Covered Property
(1)
Measurement-While-Drilling System and Method
Patent:
5,583,827 →
Application:
08/095,466 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Re-Record to Correct the Nature of Conveyance of an Previously Recorded Assignment on Reel 6637 Frame 895.
Mar 14, 1996
From: CHIN, WILSON C.
To: HALLIBURTON COMPANY
Reel/Frame 007843/0339 →
Security Agreement
Dec 22, 2000
From: PATHFINDER ENERGY SERVICES, INC.
To: WELLS FARGO BANK TEXAS, AS ADMINISTRATIVE AGENT
Reel/Frame 011461/0670 →
Release of Security Interest
Apr 8, 2009
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS SUCCESSOR BY MERGER TO WELLS FARGO BANK TEXAS, N.A. (AS ADMINISTRATIVE AGENT)
To: PATHFINDER ENERGY SERVICES, INC.
Reel/Frame 022520/0291 →