Patent Assignment
Reel/Frame 025004/0127
Change of Name
Recorded: 2010-09-17
Pages: 11
Assignor
BSA ACQUISITION LLC
Executed: 2010-04-29
Assignee
BJ SERVICES COMPANY LLC
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Properties
(2)
Method of Fracturing Using Mannanohydrolase Enzyme Breaker
Surfactant Based Viscoelastic Fluids and Methods of Using the Same
Related Assignments
(8)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 15, 2009
From: ARMSTRONG, CHARLES DAVID
To: BJ SERVICES COMPANY
Reel/Frame 023377/0366 →
Assignment of Assignor's Interest
Nov 17, 2009
From: PLASIER, RONALD CASEY; ALLEN, SCOTT ROBERT
To: BJ SERVICES COMPANY
Reel/Frame 023531/0715 →
Merger
Sep 17, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 025003/0602 →
Assignment of Assignor's Interest
Nov 17, 2010
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 025368/0912 →
Assignment of Assignor's Interest
Jun 27, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026508/0854 →
Entity Conversion
Oct 4, 2017
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 044127/0001 →
Change of Name
Feb 16, 2018
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 045349/0522 →
Change of Name
Feb 16, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 059142/0921 →