Patent Assignment
Reel/Frame 027815/0170
Assignment of Assignor's Interest
Recorded: 2012-03-06
Pages: 10
Assignors
KIFT, JULIAN
Executed: 2012-03-02
JOSHI, MAHENDRA
Executed: 2012-02-21
THOMPSON, WHIP C.
Executed: 2012-03-02
ZELNIK, DOMINIC J.
Executed: 2012-03-05
HOFFMAN, CHERISH M.
Executed: 2012-03-02
Assignee
MARATHON OIL CANADA CORPORATION
440 - SECOND AVENUE, S.W., ERNST & YOUNG TOWER, CALGARY, ALBERTA, T2P 5E9, CANADA
Covered Property
(1)
Methods and Apparatus for Bitumen Extraction
Application:
13/306,733 →
Publication:
US 2012/0152809
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jan 23, 2013
From: MARATHON OIL CANADA CORPORATION
To: MARATHON CANADIAN OIL SANDS HOLDING LIMITED
Reel/Frame 029676/0704 →
Change of Name
May 22, 2013
From: MARATHON CANADIAN OIL SANDS HOLDING LIMITED
To: MARATHON OIL CANADA CORPORATION
Reel/Frame 030467/0595 →
Assignment of Assignor's Interest
Jul 2, 2014
From: MARATHON OIL CANADA CORPORATION
To: SHELL ENERGY CANADA ENERGY; CHEVRON CANADA LIMITED
Reel/Frame 033231/0668 →
Corrective Assignment to Correct the First Assignee Name Previously Recorded at Reel: 033231 Frame: 0668. Assignor(S) Hereby Confirms the Assignment.
Apr 15, 2015
From: MARATHON OIL CANADA CORPORATION
To: SHELL CANADA ENERGY; CHEVRON CANADA LIMITED
Reel/Frame 035440/0411 →