Patent Assignment
Reel/Frame 028116/0865
Assignment of Assignor's Interest
Recorded: 2012-04-27
Pages: 7
Assignors
KAUFMAN, PHILLIP B.
Executed: 2008-04-02
GUPTA, D.V. SATYANARAYANA
Executed: 2008-04-03
RICKARDS, ALLAN R.
Executed: 2008-04-07
STEPHENSON, CHRISTOPHER JOHN
Executed: 2008-04-03
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Method of Treating a Subterranean Formation with Non-Spherical Proppants
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Apr 27, 2012
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 028116/0987 →
Assignment of Assignor's Interest
Apr 27, 2012
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 028117/0363 →
Merger
Apr 27, 2012
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 028119/0065 →
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 →