Patent Assignment
Reel/Frame 019343/0001
Assignment of Assignor's Interest
Recorded: 2007-05-04
Pages: 5
Assignors
STEVENS, JR., RICHARD F.
Executed: 2007-04-25
KE, MINGJIE
Executed: 2007-04-25
QU, QI
Executed: 2007-04-25
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Method of Using Solubilized Transition Metal Oxides in Well Operations
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Aug 4, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 024786/0177 →
Change of Name
Aug 4, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 024786/0239 →
Assignment of Assignor's Interest
Jun 30, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026532/0234 →
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 →