Patent Assignment
Reel/Frame 020215/0226
Assignment of Assignor's Interest
Recorded: 2007-12-07
Pages: 7
Assignors
DAJANI, RAGHEB B.
Executed: 2007-11-29
DOHERTY, DALE
Executed: 2007-12-03
MAGELKY, CHRISTINA
Executed: 2007-11-29
BRAY, WINDAL SCOTT
Executed: 2007-11-29
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BOULEVARD, HOUSTON, TEXAS, 77041
Covered Property
(1)
Method of Treating a Well with a Hydratable Polyvinyl Alcohol
Application:
11/952,807 →
Publication:
US 2009/0149354
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jun 17, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026465/0022 →
Change of Name
Jun 23, 2011
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 026498/0356 →
Assignment of Assignor's Interest
Jun 27, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026508/0854 →