Patent Assignment
Reel/Frame 013971/0309
Assignment of Assignor's Interest
Recorded: 2003-04-21
Pages: 6
Assignor
PAKULSKI, MAREK K.
Executed: 2003-04-09
Assignee
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE, HOUSTON, TEXAS, 77210-4442
Covered Property
(1)
Synergistic mixtures containing an amino acid derivative and a method of using the same to foam brines
Application:
10/326,195 →
Publication:
US 2004/0121917
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jun 17, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026465/0022 →
Change of Name
Jun 23, 2011
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 026498/0356 →
Assignment of Assignor's Interest
Jun 27, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026508/0854 →
Change of Name
Feb 16, 2018
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES, A GE COMPANY, LLC
Reel/Frame 045349/0522 →