IP Library › Assignment 017869/0374
Patent Assignment
Reel/Frame 017869/0374

Assignment of Assignor's Interest

Recorded: 2006-06-27 Pages: 4
Assignors
DUYVESTEYN, WILLEM P.C.
Executed: 2006-04-11
WICKER, GORDON R.
Executed: 2006-04-11
Assignee
WESTERN OIL SANDS, INC.
440 - 2ND AVENUE S.W., SUITE 2400, ERNST & YOUNG TOWER, CALGARY, ALBERTA, T2P 5E9, CANADA
Covered Property (1)
Nozzle Reactor and Method of Use
Patent: 7,618,597 →
Application: 11/233,385 →
Publication: US 2006/0144760
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 23, 2008
From: WESTERN OIL SANDS, INC.
To: MARATHON OIL CANADA CORPORATION
Reel/Frame 022022/0875 →
Change of Name Jan 23, 2013
From: MARATHON OIL CANADA CORPORATION
To: MARATHON CANADIAN OIL SANDS HOLDING LIMITED
Reel/Frame 029675/0197 →
Change of Name May 22, 2013
From: MARATHON CANADIAN OIL SANDS HOLDING LIMITED
To: MARATHON OIL CANADA CORPORATION
Reel/Frame 030467/0595 →