Patent Assignment
Reel/Frame 021857/0249
Assignment of Assignor's Interest
Recorded: 2008-10-31
Pages: 8
Assignors
GIBBS, SAM G.
Executed: 2008-10-29
DORADO, DONEIL M.
Executed: 2008-10-29
NOLEN, KENNETH B.
Executed: 2008-10-29
OESTREICH, ERIC S.
Executed: 2008-10-29
DACUNHA, JEFFREY J.
Executed: 2008-10-29
Assignee
LUFKIN INDUSTRIES, INC.
601 S. RAGUET ST., LUFKIN, TEXAS, 75902-0849
Covered Property
(1)
Apparatus for Analysis and Control of a Reciprocating Pump System by Determination of a Pump Card
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 7, 2014
From: LUFKIN INDUSTRIES, INC.
To: LUFKIN INDUSTRIES, LLC
Reel/Frame 033494/0400 →
Assignment of Assignor's Interest
Jul 22, 2020
From: LUFKIN INDUSTRIES, LLC; BAKER HUGHES HOLDINGS LLC FKA BAKER HUGHES, A GE COMPANY, LLC FKA BAKER HUGHES INCORPORATED; BAKER HUGHES OILFIELD OPERATIONS, LLC; QUINN PUMPS CANADA LTD.
To: RAVDOS HOLDINGS INC.
Reel/Frame 053285/0640 →
Security Interest
May 26, 2021
From: RAVDOS HOLDINGS INC.
To: PNC BANK, NATIONAL ASSOCIATION
Reel/Frame 056362/0902 →