Patent Assignment
Reel/Frame 026072/0151
Assignment of Assignor's Interest
Recorded: 2011-04-04
Pages: 10
Assignors
BRANNON, HAROLD DEAN
Executed: 2004-09-07
WOOD, WILLIAM DALE
Executed: 2004-09-07
EDGEMAN, RANDALL
Executed: 2004-09-09
RICKARDS, ALLAN RAY
Executed: 2004-09-07
STEPHENSON, CHRISTOPHER JOHN
Executed: 2004-09-07
WALSER, DOUG
Executed: 2004-09-07
MALONE, MARK
Executed: 2004-09-07
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Method of Treating Subterranean Formations Using Sequential Proppant Stages
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 4, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026071/0755 →
Merger
Apr 4, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026072/0187 →
Change of Name
Apr 4, 2011
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 026073/0380 →
Change of Name
Mar 17, 2022
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 059434/0887 →
Change of Name
Mar 31, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 059585/0840 →