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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/04/2012
Application #:
12600951
Filing Dt:
11/19/2009
Publication #:
Pub Dt:
06/24/2010
Inventors:
Thomas J. Boone, Mori Y. Kwan, Brad C. Harker, J. Pierre Lebel
Title:
USE OF A HEAVY PETROLEUM FRACTION AS A DRIVE FLUID IN THE RECOVERY OF HYDROCARBONS FROM A SUBTERRANEAN FORMATION
Assignment: 1
Reel/Frame:
026391/0994Recorded: 06/03/2011Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/01/2007
Exec Dt:
10/01/2007
Exec Dt:
10/09/2007
Exec Dt:
10/11/2007
Assignee:
3535 RESEARCH ROAD, NW
CALGARY, ALBERTA, CANADA T2L 2K8
Correspondent:
GARY D. LAWSON
EXXONMOBIL UPSTREAM RESEARCH COMPANY
(CORP-URC-SW359)
P.O. BOX 2189
HOUSTON, TX 77252-2189
Assignment: 2
Reel/Frame:
026391/0985Recorded: 06/03/2011Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/10/2008
Assignee:
P.O. BOX 2189
(CORP-URC-SW359)
HOUSTON, TEXAS 77252-2189
Correspondent:
GARY D. LAWSON
EXXONMOBIL UPSTREAM RESEARCH COMPANY
(CORP-URC-SW359)
P.O. BOX 2189
HOUSTON, TX 77252-2189

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