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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
12/07/2010
Application #:
12129441
Filing Dt:
05/29/2008
Publication #:
Pub Dt:
11/27/2008
Inventors:
Robert S. Pfeiffer, Glenn Ulrich, Gary Vanzin, Verlin Dannar, James B. Dodson et al
Title:
BIOGENIC FUEL GAS GENERATION IN GEOLOGIC HYDROCARBON DEPOSITS
Assignment: 1
Reel/Frame:
063753/0466Recorded: 05/24/2023Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/04/2007
Assignee:
500 CORPORATE CIRCLE
SUITE C
GOLDEN, COLORADO 80401
Correspondent:
KILPATRICK TOWNSEND & STOCKTON LLP
1100 PEACHTREE STREET
SUITE 2800
ATLANTA, GA 30309
Assignment: 2
Reel/Frame:
021443/0520Recorded: 08/26/2008Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/09/2008
Exec Dt:
07/10/2008
Exec Dt:
07/09/2008
Exec Dt:
07/02/2008
Exec Dt:
07/09/2008
Exec Dt:
07/09/2008
Assignee:
500 CORPORATE CIRCLE
SUITE C
GOLDEN, COLORADO 80401
Correspondent:
EUGENE J. BERNARD
TOWNSEND AND TOWNSEND AND CREW LLP
TWO EMBARCADERO CENTER, EIGHTH FLOOR
SAN FRANCISCO, CA 94111-3834
Assignment: 3
Reel/Frame:
031566/0704Recorded: 11/08/2013Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/07/2013
Assignee:
919 MILAM STREET
SUITE 570
HOUSTON, TEXAS 77002
Correspondent:
EUGENE J. BERNARD
KILPATRICK TOWNSEND & STOCKTON LLP
TWO EMBARCADERO CENTER - 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 4
Reel/Frame:
031938/0975Recorded: 01/08/2014Pages: 13
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/02/2013
Assignee:
919 MILAM STREET
HOUSTON, TEXAS 77002
Correspondent:
EUGENE J. BERNARD
KILPATRICK TOWNSEND & STOCKTON LLP
TWO EMBARCADERO CENTER - 8TH FLOOR
SAN FRANCISCO, CA 94111

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