IP Library › Assignment 011372/0081
Patent Assignment
Reel/Frame 011372/0081

Assignment of Assignor's Interest

Recorded: 2000-12-10 Pages: 3
Assignor
GRANT PRIDECO, INC.
Executed: 2000-11-17
Assignee
WEATHERFORD/LAMB, INC.
SUITE 600, 515 POST OAK BOULEVARD, HOUSTON, TEXAS, 77027
Covered Property (1)
Sliding Sleeve Assembly for Subsurface Flow Control
Patent: 6,189,619 →
Application: 09/327,108 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 30, 1999
From: WYATT, MARK L.; HUBER, BRAD N.
To: GRANT PRIDECO, INC.
Reel/Frame 010200/0977 →
Assignment of Assignor's Interest Jul 18, 2000
From: TUBE-ALLOY CORP.
To: WEATHERFORD/LAMB, INC.
Reel/Frame 010977/0141 →
Assignment of Assignor's Interest Dec 4, 2014
From: WEATHERFORD/LAMB, INC.
To: WEATHERFORD TECHNOLOGY HOLDINGS, LLC
Reel/Frame 034526/0272 →