Patent Assignment
Reel/Frame 021863/0496
Assignment of Assignor's Interest
Recorded: 2008-11-19
Pages: 6
Assignors
QU, QI
Executed: 2004-11-17
STEVENS, RICHARD F., JR.
Executed: 2004-11-17
ALLENAM, DAVID
Executed: 2004-11-09
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Method for Treating a Subterranean Formation with Water-in-Oil Emulsion
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Name of Assignor from Allenam to Alleman Previously Recorded on Reel 021863 Frame 0496. Assignor(S) Hereby Confirms the We Hereby Sell, Assign, Transfer and Set Over to Bj Services Company, All Right, Title and Interest in and to the Said Invention.
Dec 18, 2008
From: QU, QI; STEVENS, RICHARD F., JR.; ALLEMAN, DAVID
To: BJ SERVICES COMPANY
Reel/Frame 022004/0007 →
Merger
May 2, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026242/0933 →
Change of Name
May 23, 2011
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 026414/0550 →
Assignment of Assignor's Interest
Jun 17, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026453/0716 →
Change of Name
Feb 16, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 059126/0517 →
Change of Name
Mar 8, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 059339/0130 →