Patent Assignment
Reel/Frame 005924/0410
Assignment of Assignors Interest.
Recorded: 1991-11-25
Pages: 4
Assignee
PETRO EQUIPMENT TOOLS CO.
A CORP. OF TX.
Covered Property
(1)
Test Method and Apparatus for Bop Equipment
Patent:
5,195,361 →
Application:
07/797,682 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 16, 1993
From: WOOD, GARY R.; HUTCHINSON, CARL P.
To: WEATHERFORD-PETCO, INC.
Reel/Frame 006442/0751 →
Security Interest
Sep 7, 1993
From: WEATHERFORD U.S., INC.
To: TEXAS COMMERCE BANK NATIONAL ASSOICATION
Reel/Frame 006677/0420 →
Release from Security Agreement
Apr 26, 1994
From: TEXAS COMMERCE BANK NATIONAL ASSOCIATION
To: WEATHERFORD U.S., INC.
Reel/Frame 006968/0187 →
Assignment of Assignor's Interest
May 17, 2005
From: WEATHERFORD U.S, L.P.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 016016/0887 →