IP Library Assignment 032113/0320
Patent Assignment
Reel/Frame 032113/0320

Assignment of Assignor's Interest

Recorded: 2014-01-22 Pages: 6
Assignors
KLERK, ARNO DE
Executed: 2013-12-17
REQUES, NESTOR GREGORIO ZERPA
Executed: 2013-12-10
XIA, YUHAN
Executed: 2013-12-10
OMER, AYYUB ABDULJAWAD
Executed: 2013-12-10
Assignee
NEXEN ENERGY ULC
2900, 801 - 7TH AVENUE S.W., CALGARY, ALBERTA, T2P 3P7, CANADA
Covered Property (1)
Integrated Central Processing Facility (Cpf) in Oil Field Upgrading (Ofu)
Patent: 9,650,578 →
Application: 14/134,595 →
Publication: US 2014/0138287
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 19, 2019
From: NEXEN ENERGY ULC
To: CNOOC PETROLEUM NORTH AMERICA ULC
Reel/Frame 048366/0576 →