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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
07/02/1991
Application #:
07509103
Filing Dt:
04/12/1990
Inventors:
JOHN K. SHIGLEY, KEITH M. ROUSSEL, ERIC S. JOHNSON
Title:
DELAYED COKING PROCESS
Assignment: 1
Reel/Frame:
005355/0124Recorded: 06/11/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/22/1990
Assignee:
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Correspondent:
C. R. SCHUPBACH
CONCO INC.
PATENT & LICENSING DIVISION
P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 2
Reel/Frame:
005355/0122Recorded: 06/11/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/01/1990
Assignee:
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Correspondent:
C. R. SCHUPBACH
CONCO INC.
PATENT & LICENSING DIVISION
P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 3
Reel/Frame:
005355/0126Recorded: 06/11/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
06/11/1990
Exec Dt:
06/11/1990
Assignee:
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Correspondent:
C. R. SCHUPBACH
CONCO INC.
PATENT & LICENSING DIVISION
P.O. BOX 1267
PONCA CITY, OK 74603
Assignment: 4
Reel/Frame:
013887/0380Recorded: 08/18/2003Pages: 6
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/12/2002
Assignee:
P.O. BOX 4783
600 NORTH DAIRY ASHFORD
HOUSTON, TEXAS 77079-1175
Correspondent:
CONOCOPHILLIPS COMPANY
ANNE E. BROOKES
P.O. BOX 4783 (77210-4783)
600 NORTH DAIRY ASHFORD
HOUSTON, TX 77079-1175

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