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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
08/14/2001
Application #:
09245468
Filing Dt:
02/05/1999
Inventors:
ROBERT W. GISSLER, MICHAEL W. HOLCOMBE, DANIEL PURKIS
Title:
DOWNHOLE TRACTOR
Assignment: 1
Reel/Frame:
010002/0494Recorded: 06/08/1999Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
05/24/1999
Exec Dt:
05/24/1999
Exec Dt:
05/24/1999
Assignee:
RICHARD P. RUBBO
445 WOODLINE DR.
SPRING, TEXAS 77386
Correspondent:
TIMOTHY M. HONEYCUTT
P.O. BOX 1577
CYPRESS, TEXAS 77410-1577
Assignment: 2
Reel/Frame:
012539/0351Recorded: 01/29/2002Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/26/2001
Assignee:
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
445 WOODLINE DRIVE
SPRING, TEXAS 77386
Correspondent:
HALLIBURTON ENERGY SERVICES, INC.
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
WILLIAM M. IMWALLE
MAIL CODE 1-B-121, P.O. BOX 819052
DALLAS, TEXAS 75381
Assignment: 3
Reel/Frame:
012575/0624Recorded: 01/29/2002Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
05/21/2001
Assignee:
P.O. BOX 819052
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
DALLAS, TEXAS 75381
Correspondent:
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM M. IMWALLE
MAIL CODE 1-B-121
P.O. BOX 819052
DALLAS, TEXAS 75381

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