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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
04/28/2009
Application #:
11006878
Filing Dt:
12/08/2004
Publication #:
Pub Dt:
05/12/2005
Inventor:
Brian Jay Doerksen
Title:
ALTERNATE COKE FURNACE TUBE ARRANGEMENT
Assignment: 1
Reel/Frame:
016960/0887Recorded: 01/03/2006Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/31/2001
Assignee:
1000 S. PINE STREET
PONCA CITY, OKLAHOMA 75603
Correspondent:
CONOCOPHILLIPS COMPANY - I.P. LEGAL
204 PLB
ANNE E. BROOKES, C/O LARESA COLLINS
BARTLESVILLE, OK 74004
Assignment: 2
Reel/Frame:
016960/0944Recorded: 01/03/2006Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/31/2002
Assignee:
600 NORTH DAIRY ASHFORD
HOUSTON, TEXAS 77079
Correspondent:
CONOCOPHILLIPS COMPANY - I.P. LEGAL
204 PLB
ANNE E. BROOKES, C/O LARESA COLLINS
BARTLESVILLE, OK 74004
Assignment: 3
Reel/Frame:
026948/0445Recorded: 09/22/2011Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/24/2011
Assignee:
3000 POST OAK BLVD.
MAIL STOP 13
HOUSTON, TEXAS 77056
Correspondent:
CRAIN CATON & JAMES
1401 MCKINNEY, STE. 1700
ATTN: WILLIAM P. JENSEN
HOUSTON, TX 77010
Assignment: 4
Reel/Frame:
027883/0101Recorded: 03/14/2012Pages: 35
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE MISSING SCHEDULE A PREVIOUSLY RECORDED ON REEL 026948 FRAME 0445. ASSIGNOR(S) HEREBY CONFIRMS THE MISSING SCHEDULE A NOW ATTACHED.
Assignor:
Exec Dt:
05/24/2011
Assignee:
3000 POST OAK BLVD.
MAIL STOP 13
HOUSTON, TEXAS 77056
Correspondent:
CRAIN CATON & JAMES
1401 MCKINNEY, SUITE 1700
ATTN: W. P. JENSEN
HOUSTON, TX 77010

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