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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
07/16/1996
Application #:
08300823
Filing Dt:
09/02/1994
Inventors:
LYLE R. KALLENBACH, MARVIN M. JOHNSON, HOWARD F. EFNER
Title:
USE OF BUTADIENE-STYRENE COPOLYMERS IN CRUDE OILS
Assignment: 1
Reel/Frame:
007159/0828Recorded: 09/02/1994Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/30/1994
Exec Dt:
09/01/1994
Exec Dt:
08/30/1994
Assignee:
P.O. BOX 2443
C/O RICHMOND, PHILLIPS, HITCHCOCK & FISH
BARTLESVILLE, OKLAHOMA 74005
Correspondent:
LUCAS K. SHAY
PHILLIPS PETROLEUM COMPANY
C/O RICHMOND, PHILLIPS HITCHCOCK & FISH
P.O. BOX 2443
BARTLESVILLE, OK 74005
Assignment: 2
Reel/Frame:
007833/0669Recorded: 05/28/1996Pages: 8
Conveyance:
LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/06/1996
Assignee:
44 FRANKLIN STREET
NASHUA, NEW HAMPSHIRE 03061
Correspondent:
TESTA, HURWITZ & THIBEAULT
PATENT ADMINISTRATOR
HIGH STREET TOWER
125 HIGH STREET
BOSTON, MA 02110
Assignment: 3
Reel/Frame:
022783/0989Recorded: 06/08/2009Pages: 9
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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