Patent Assignment
Reel/Frame 023514/0414
Assignment of Assignor's Interest
Recorded: 2009-11-13
Pages: 5
Assignors
ZHANG, JINGUO
Executed: 2009-10-28
JAVORA, PAUL H.
Executed: 2009-10-28
SHARP, KEITH
Executed: 2009-11-03
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Methods for Crosslinking Water Soluble Polymers for Use in Well Applications
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Sep 17, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 025005/0270 →
Change of Name
Sep 21, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 025024/0228 →
Assignment of Assignor's Interest
Jun 29, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026519/0497 →
Change of Name
Nov 6, 2017
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 044376/0176 →