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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/13/1983
Application #:
06222773
Filing Dt:
01/06/1981
Inventor:
JAMES B. ADAMS JR.
Title:
LOCKING MANDREL HAVING DOGS FOR LATCHING TO A LANDING NIPPLE AND LUGS FOR LATCHING TO AN OPERATOR RECIPROCAL IN THE LANDING NIPPLE
Assignment: 1
Reel/Frame:
003852/0360Recorded: 05/11/1981Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/08/1981
Assignee:
DALLAS, TEXAS 75234
Correspondent:
OTIS
P.O. BOX 34380
DALLAS, TEX. 75234
Assignment: 2
Reel/Frame:
006779/0356Recorded: 11/15/1993Pages: 37
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/24/1993
Assignee:
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
P.O. BOX 819052
DALLAS, TEXAS 75381
Correspondent:
ROBERT A. KENT
LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
HALLIBURTON ENERGY SERVICES
MAIL CODE 1-E-135, P.O. BOX 819052
DALLAS, TX 75381

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