IP Library › Assignment 020483/0494
Patent Assignment
Reel/Frame 020483/0494

Assignment of Assignor's Interest

Recorded: 2008-02-08 Pages: 3
Assignor
MISSELBROOK, JOHN GORDON
Executed: 2008-01-31
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property (1)
Mill and Method for Drilling Composite Bridge Plugs
Patent: 8,127,851 →
Application: 12/015,949 →
Publication: US 2008/0173453
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Nov 30, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 025402/0253 →
Change of Name Dec 29, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 025571/0765 →
Assignment of Assignor's Interest Jun 29, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026519/0497 →
Change of Name Oct 6, 2017
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 044144/0920 →
Change of Name Feb 16, 2022
From: BAKER HUGHES, A GE COMPANY, LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 059142/0921 →