Patent Assignment
Reel/Frame 016016/0879
Assignment of Assignor's Interest
Recorded: 2005-05-17
Pages: 5
Assignor
WEATHERFORD U.S., L.P.
Executed: 2005-05-17
Assignee
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD. SUITE 600, HOUSTON, TEXAS, 77027
Covered Properties
(5)
Method and Apparatus to Cut and Remove Casing
Patent:
5,253,710 →
Application:
07/951,305 →
Stuck Pipe Locator System
Patent:
5,375,476 →
Application:
08/129,660 →
Milling Tool & Operations
Patent:
5,429,187 →
Application:
08/210,697 →
Valve
Patent:
5,411,049 →
Application:
08/215,095 →
Wellbore Tool Setting System
Patent:
5,425,417 →
Application:
08/300,917 →
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 30, 1993
From: HOMCO INTERNATIONAL, INC.
To: WEATHERFORD U.S., INC.
Reel/Frame 006663/0918 →
Security Interest
Sep 7, 1993
From: WEATHERFORD U.S., INC.
To: TEXAS COMMERCE BANK NATIONAL ASSOICATION
Reel/Frame 006677/0420 →
Assignment of Assignor's Interest
Sep 30, 1993
From: GRAY, KEVIN L.
To: WEATHERFORD U.S., INC.
Reel/Frame 006739/0358 →
Assignment of Assignor's Interest
Mar 18, 1994
From: COLVARD, R. LEE
To: WEATHERFORD U.S., INC.
Reel/Frame 006929/0393 →
Assignment of Assignor's Interest
Mar 18, 1994
From: BEAGRIE, KARL J.; SHUBERT, DAVID H.; CARTER, THURMAN B.
To: WEATHERFORD U.S., INC.
Reel/Frame 006930/0407 →
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
Sep 6, 1994
From: CARTER, THURMAN B.
To: WEATHERFORD U.S., INC.
Reel/Frame 007134/0527 →
Assignment of Assignor's Interest
Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →