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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
07/12/1988
Application #:
06903818
Filing Dt:
09/04/1986
Inventor:
DAVID E. SCHNEIDER
Title:
CEMENTING PLUG
Assignment: 1
Reel/Frame:
004598/0311Recorded: 09/04/1986Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/28/1986
Assignee:
1360 POST OAK BOULEVARD
HOUSTON, HARRIS, TEXAS 77056
Correspondent:
PATENT DEPARTMENT
FULBRIGHT & JAWORSKI
1301 MC KINNEY, 51ST FLR.
HOUSTON, TX 77010
Assignment: 2
Reel/Frame:
006677/0420Recorded: 09/07/1993Pages: 50
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/31/1993
Assignee:
712 MAIN ST. HOUSTON, TX 77002
TEXAS
Correspondent:
MICHAEL WILSON
BAKER & BOTTS, L.L.P.
ONE SHELL PLAZA
910 LOUISIANA
HOUSTON, TX 77002
Assignment: 3
Reel/Frame:
006968/0187Recorded: 04/26/1994Pages: 9
Conveyance:
RELEASE FROM SECURITY AGREEMENT
Assignor:
Exec Dt:
04/15/1994
Assignee:
1360 POST OAK BLVD., SUITE 1000
HOUSTON, TEXAS 77056
Correspondent:
FULBRIGHT & JAWORSKI L.L.P.
JOHN M. MINGS
1301 MCKINNEY
#5100
HOUSTON, TX 77010-3095

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