Patent Assignment
Reel/Frame 021877/0393
Assignment of Assignor's Interest
Recorded: 2008-11-21
Pages: 3
Assignor
ARMSTRONG, CHARLES DAVID
Executed: 2008-11-19
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Alkaline Beta-Mannanase Containing Compositions Useful for the Hydrolysis of Guar in High Ph Environments and Methods Related Thereto
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Oct 14, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 025139/0932 →
Change of Name
Oct 14, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 025140/0206 →
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 →