IP Library Assignment 018053/0790
Patent Assignment
Reel/Frame 018053/0790

Assignment of Assignor's Interest

Recorded: 2006-08-02 Pages: 2
Assignor
CREWS, JAMES B.
Executed: 2006-07-12
Assignee
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, SUITE 1200, HOUSTON, TEXAS, 77027
Covered Property (1)
Aminocarboxylic Acid Breaker Compositions for Fracturing Fluids
Patent: 7,208,529 →
Application: 10/771,563 →
Publication: US 2004/0157937
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 22, 2010
From: BAKER HUGHES INCORPORATED
To: SUPERIOR ENERGY SERVICES, L.L.C.
Reel/Frame 025388/0748 →