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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/14/2000
Application #:
09028624
Filing Dt:
02/24/1998
Inventors:
MARK D. STEVENSON, JERRY L. BRADY, JOHN M. KLEIN, JAMES L. CAWVEY
Title:
METHOD AND SYSTEM FOR SEPARATING AND INJECTING GAS IN A WELLBORE
Assignment: 1
Reel/Frame:
009121/0119Recorded: 02/24/1998Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/19/1998
Exec Dt:
02/19/1998
Assignee:
2300 W. PLANO PARKWAY
PLANO, TEXAS 75075
Correspondent:
F. LINDSEY SCOTT
14651 DALLAS PARKWAY
SUITE 102
DALLAS, TEXAS 75240-7477
Assignment: 2
Reel/Frame:
012333/0329Recorded: 12/17/2001Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/20/2001
Assignee:
BARTLESVILLE, OKLAHOMA 74004
Correspondent:
LADAS AND PARRY
LANNING G. BRYER
26 WEST 61ST STREET
NEW YORK, NY 10023
Assignment: 3
Reel/Frame:
022793/0106Recorded: 06/08/2009Pages: 7
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/12/2002
Assignee:
600 NORTH DAIRY ASHFORD
MA 1135
HOUSTON, TEXAS 77079-1175
Correspondent:
CONOCOPHILLIPS COMPANY - IP SERVICES GRO
600 NORTH DAIRY ASHFORD
MA 1135
HOUSTON, TX 77079-1175

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