Patent Assignment
Reel/Frame 019159/0675
Assignment of Assignor's Interest
Recorded: 2007-04-13
Pages: 10
Assignors
CHUNG, BERNARD COMPTON, MR.
Executed: 2007-04-11
BOSE, MINTU, MR.
Executed: 2007-04-11
MORTON, STEWART ALLAN, MR.
Executed: 2007-04-11
ELKOW, KENNETH JAMES, MR.
Executed: 2007-04-11
ERLENDSON, ED, MR.
Executed: 2007-04-11
LAI, FRANCES, MR.
Executed: 2007-04-11
MEEKS, DAVID PETER, MR.
Executed: 2007-04-11
LEUNG, LOUIS CHIU-HUNG, MR.
Executed: 2007-04-11
OBERG, KENNETH MYRON, MR.
Executed: 2007-04-12
IRELAND, JAMES NELSON, MR.
Executed: 2007-04-12
Assignee
NEXEN INC.
801-7TH AVENUE S.W., CALGARY, T2P 3P7, CANADA
Covered Property
(1)
Methods of Improving Heavy Oil Production
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Oct 16, 2013
From: NEXEN ENERGY INC.
To: NEXEN ENERGY ULC
Reel/Frame 031419/0899 →
Change of Name
Oct 16, 2013
From: CNOOC CANADA HOLDING ULC
To: NEXEN ENERGY ULC
Reel/Frame 031419/0936 →
Certificate of Continuation
Oct 16, 2013
From: NEXEN INC.
To: NEXEN ENERGY INC.
Reel/Frame 031421/0356 →
Certificate of Amalgamation
Oct 16, 2013
From: CNOOC CANADA HOLDING ULC; NEXEN ENERGY ULC
To: CNOOC CANADA HOLDING ULC
Reel/Frame 031421/0358 →
Change of Name
Feb 19, 2019
From: NEXEN ENERGY ULC
To: CNOOC PETROLEUM NORTH AMERICA ULC
Reel/Frame 048366/0576 →