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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
10/23/1984
Application #:
06268787
Filing Dt:
06/01/1981
Inventor:
DANIEL SILVERMAN
Title:
METHOD OF MONITORING THE SPACIAL PRODUCTION OF HYDROCARBONS FROM A PETROLEUM RESERVOIR
Assignment: 1
Reel/Frame:
004649/0965Recorded: 12/29/1986Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
12/24/1986
Assignee:
13,500 NORTH CENTRAL EXPRESSWAY
A CORP OF DE
DALLAS, TEXAS
Correspondent:
JAY M. CANTOR
SPENCER & FRANK
1111 19TH ST., N.W.
WASHINGTON, DC., 20036
Assignment: 2
Reel/Frame:
006817/0213Recorded: 12/15/1993Pages: 12
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
11/30/1988
Exec Dt:
11/30/1988
Assignee:
P.O. BOX 1431
1015 BOIS D'ARC DUNCAN, OK 73536-0102
OKLAHOMA
Correspondent:
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
P.O. BOX 1431
1015 BOIS D'ARC
DUNCAN, OK 73536-0102
Assignment: 3
Reel/Frame:
006817/0225Recorded: 12/15/1993Pages: 11
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
06/24/1993
Exec Dt:
06/24/1993
Exec Dt:
06/24/1993
Exec Dt:
06/24/1993
Assignee:
P.O. BOX 1431
1015 BOIS D'ARC DUNCAN, OK 73536-0102
OKLAHOMA
Correspondent:
ROBERT A. KENT
HALLIBURTON ENERGY SERVICES
P.O. BOX 1431
1015 BOIS D'ARC
DUNCAN, OK 73536-0102
Assignment: 4
Reel/Frame:
006970/0236Recorded: 03/28/1994Pages: 20
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/21/1994
Assignee:
10205 WESTHEIMER ROAD
HOUSTON, TEXAS 77042
Correspondent:
PAUL S. MADAN
WESTERN ATLAS INTERNATIONAL, INC.
10205 WESTHEIMER ROAD
HOUSTON, TX 77042

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