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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
04/13/1993
Application #:
07872260
Filing Dt:
04/22/1992
Inventor:
MARK E. WILLIAMS
Title:
ROCK BIT WITH IMPROVED GAGE INSERT
Assignment: 1
Reel/Frame:
006148/0086Recorded: 05/18/1992Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
03/20/1992
Assignee:
A CORP. OF DE
DALLAS, TEXAS
Correspondent:
WILLIAM R. PEOPLES
DRESSER INDUSTRIES, INC.
P.O. BOX 718
DALLAS, TX 75221
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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