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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
12/01/1987
Application #:
06941973
Filing Dt:
12/15/1986
Inventor:
RONALD E. PRINGLE
Title:
VARIABLE FLUID PASSAGEWAY FOR A WELL TOOL
Assignment: 1
Reel/Frame:
004656/0894Recorded: 12/15/1986Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/09/1986
Assignee:
HOUSTON, HARRIS, TEXAS
Correspondent:
PATENT DEPT.
FULBRIGHT & JAWORSKI
1301 MC KINNEY ST.
HOUSTON, TX 77010
Assignment: 2
Reel/Frame:
005366/0664Recorded: 07/09/1990Pages: 12
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/20/1989
Assignee:
DELAWARE
Correspondent:
FULBRIGHT & JAWORSKI
1301 MCKINNEY
SUITE 5100
HOUSTON, TX 77010-3095

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