IP Library › Assignment 019904/0227
Patent Assignment
Reel/Frame 019904/0227

Assignment of Assignor's Interest

Recorded: 2007-09-18 Pages: 4
Assignors
KE, MINGJE
Executed: 2007-08-27
QU, QI
Executed: 2007-08-27
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property (1)
Method for Controlling Inorganic Fluoride Scales
Patent: 7,781,381 →
Application: 11/901,578 →
Publication: US 2009/0075844
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jul 13, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 024670/0017 →
Change of Name Jul 13, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 024670/0139 →
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 →