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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/25/1986
Application #:
06644043
Filing Dt:
08/24/1984
Inventor:
CHARLES E. DOTSON
Title:
METHOD FOR DETERMINING TRUE FRACTURE PRESSURE
Assignment: 1
Reel/Frame:
004306/0010Recorded: 09/10/1984Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
08/22/1984
Assignee:
HOUSTON,, TEXAS
Correspondent:
DONALD H. FIDLER
FIDLER & HAMMERSTEIN
450 TWO BALI PARK
9575 KATY FREEWAY
HOUSTON, TX 77024
Assignment: 2
Reel/Frame:
007558/0596Recorded: 07/24/1995Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/21/1995
Assignee:
#400
4265 SAN FELIPE
HOUSTON, TEXAS 77027
Correspondent:
DONALD H. FIDLER
8955 KATY FRWY.
#109
HOUSTON, TX 77024
Assignment: 3
Reel/Frame:
007881/0528Recorded: 04/01/1996Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/17/1995
Assignee:
#1200
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Correspondent:
BAKER HUGHES INCORPORATED
CARL A. ROWOLD
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027

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