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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
01/20/1998
Application #:
08589815
Filing Dt:
01/22/1996
Inventor:
MICHEAL B. CRAWFORD
Title:
ROTARY CONE DRILL BIT WITH CONTOURED INSERTS AND COMPACTS
Assignment: 1
Reel/Frame:
007868/0944Recorded: 01/22/1996Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/17/1996
Assignee:
2001 ROSS AVENUE
DALLAS, TEXAS 75201
Correspondent:
BAKER & BOTTS, L.L.P.
THOMAS R. FELGER
2001 ROSS AVENUE
DALLAS, TEXAS 75201-2980
Assignment: 2
Reel/Frame:
013727/0291Recorded: 02/07/2003Pages: 24
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/13/2003
Assignee:
2601 BELTLINE ROAD
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
CARROLLTON, TEXAS 75006
Correspondent:
HALLIBURTON ENERGY SERVICES, INC.
WILLIAM R. PEOPLES
MAIL CODE 1-B-121
2601 BELTLINE ROAD
CARROLLTON, TX 75006

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