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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
11/20/1984
Application #:
06453050
Filing Dt:
12/27/1982
Inventor:
WILLIAM R. GRAY
Title:
METHOD AND APPARATUS FOR MONITORING WELL TUBING FLUID
Assignment: 1
Reel/Frame:
004090/0830Recorded: 12/27/1982Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/17/1982
Assignee:
P.O. BOX 2539,
HOUSTON,, TEXAS 77001
Correspondent:
ROBERT A. FELSMAN
CHIEF PATENT COUNSEL
PATENTS & TECHNOLOGY MGMNT.
P. O. BOX 2539
HOUSTON, TX 77001
Assignment: 2
Reel/Frame:
005195/0870Recorded: 08/14/1989Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
04/06/1988
Assignee:
3900 ESSEX,
HOUSTON,, TEXAS 77027
Correspondent:
CARL A. ROWOLD
BAKER HUGHES INCORPORATED
3900 ESSEX LANE, STE. 1200
P.O. BOX 4740
HOUSTON, TX 77210-4740
Assignment: 3
Reel/Frame:
005321/0165Recorded: 06/04/1990Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
05/09/1990
Assignee:
P.O. BOX 389
HUNTSVILLE, TEXAS 77342-0389
Correspondent:
ANDREWS & KURTH
TEXAS COMMERCE TOWER
HOUSTON, TX 77002

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