IP Library › Assignment 020547/0764
Patent Assignment
Reel/Frame 020547/0764

Assignment of Assignor's Interest

Recorded: 2008-02-22 Pages: 5
Assignors
CARMAN, PAUL S
Executed: 2008-02-20
DAWSON, JEFFREY C
Executed: 2008-02-21
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property (1)
Method of Fracturing with Phenothiazine Stabilizer
Patent: 8,022,015 →
Application: 12/020,671 →
Publication: US 2009/0192058
Related Assignments (7)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Oct 9, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITIONS LLC
Reel/Frame 025117/0104 →
Change of Name Oct 9, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 025117/0681 →
Merger Apr 5, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026076/0777 →
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 →