Patent Assignment
Reel/Frame 007121/0841
Assignment of Assignor's Interest
Recorded: 1994-08-15
Pages: 7
Assignors
BECK, H. KENT
Executed: 1994-08-11
RINGGENBERG, PAUL D.
Executed: 1994-07-28
HINKIE, RONALD L.
Executed: 1994-08-03
Assignee
HALLIBURTON COMPANY
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT, P.O. BOX 819052, DALLAS, TEXAS, 75381
Covered Property
(1)
Early Evaluation by Fall-Off Testing
Patent:
5,555,945 →
Application:
08/290,653 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →