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Patent Assignment Details
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Reel/Frame:005659/0785   Pages: 6
Recorded: 04/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Total properties: 1
1
Patent #:
Issue Dt:
06/30/1992
Application #:
07638878
Filing Dt:
01/08/1991
Title:
PRIMARY CEMENTING
Assignors
1
Exec Dt:
04/01/1991
2
Exec Dt:
04/01/1991
3
Exec Dt:
04/01/1991
4
Exec Dt:
03/18/1991
5
Exec Dt:
03/15/1991
6
Exec Dt:
03/11/1991
Assignee
1
DUNCAN, OKLAHOMA 73536-0102
Correspondence name and address
THOMAS R. WEAVER
HALLIBURTON SERVICES
P.O. DRAWER 1431
DUNCAN, OK 73536-0102

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