Patent Assignment
Reel/Frame 024075/0939
Assignment of Assignor's Interest
Recorded: 2010-03-12
Pages: 6
Assignors
GUPTA, D.V. SATYANARAYANA
Executed: 2010-03-11
AULT, MARSHALL G.
Executed: 2010-03-11
VENUGOPAL, RUPA
Executed: 2010-03-11
Assignee
BJ SERVICES COMPANY
4601 WESTWAY BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Method of Enhancing Productivity of a Formation with Unhydrated Borated Galactomannan Gum.
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jun 17, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026465/0022 →
Change of Name
Jun 23, 2011
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 026498/0356 →
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 →