Patent Assignment
Reel/Frame 037367/0022
Assignment of Assignor's Interest
Recorded: 2015-12-28
Pages: 12
Assignor
WESTERN ATLAS INC.
Executed: 2015-12-23
Assignee
BAKER HUGHES INCORPORATED
2929 ALLEN PARKWAY, SUITE 2100, HOUSTON, TEXAS, 77019-2118
Covered Property
(1)
Apparatus and Method for Stimulating Multiple Producion Zones in Wellbore
Patent:
6,006,838 →
Application:
09/169,910 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 12, 1998
From: LEHR, DOUGLAS J.; WHITELY, T.G.; MARTIN, MICHAEL A.; ATCHLEY, DENNIS
To: BJ SERVICES COMPANY
Reel/Frame 009521/0051 →
Assignment of Assignor's Interest
Dec 28, 2015
From: BAKER HUGHES INCORPORATED
To: BAKER HUGHES OILFIELD OPERATIONS, INC.
Reel/Frame 037368/0347 →
Change of Name
Jun 27, 2017
From: BAKER HUGHES OILFIELD OPERATIONS, INC.
To: BAKER HUGHES OILFIELD OPERATIONS LLC
Reel/Frame 043011/0391 →