Patent Assignment
Reel/Frame 022037/0314
Assignment of Assignor's Interest
Recorded: 2008-12-29
Pages: 4
Assignor
BEALL, BRIAN B.
Executed: 2007-07-18
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77019
Covered Property
(1)
Method of Using Water-in-Oil Emulsion to Remove Oil Base or Synthetic Oil Base Filter Cake
Application:
12/345,505 →
Publication:
US 2009/0114394
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 29, 2008
From: JAVORA, PAUL H.; VORDERBERGGEN, MARK A.; QU, QI; BERRY, SANDRA L.
To: BJ SERVICES COMPANY
Reel/Frame 022037/0299 →
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 →