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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
01/19/1993
Application #:
07785647
Filing Dt:
10/31/1991
Inventors:
GIIN-FA FUH, NOBUO MORITA, DONALD L. WHITFILL, DAVID A. STRAH
Title:
METHOD FOR INHIBITING THE INITIATION AND PROPAGATION OF FORMATION FRACTURES WHILE DRILLING
Assignment: 1
Reel/Frame:
005904/0754Recorded: 10/31/1991Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
10/10/1991
Exec Dt:
10/10/1991
Exec Dt:
10/31/1991
Assignee:
1000 SOUTH PINE,
PONCA CITY, OKLAHOMA 74603
Correspondent:
R. W. COLLINS
PATENT AND LICENSING DIVISION
CONOCO INC.
P. O. BOX 1267
PONCA CITY, OK 74603
Assignment: 2
Reel/Frame:
005904/0756Recorded: 10/31/1991Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
10/10/1991
Assignee:
1000 SOUTH PINE
PONCA CITY, OKLAHOMA 74603
Correspondent:
RICHARD W. COLLINS
CONOCO INC.
P.O. BOX 1267
PONCA CITY, OK 74603

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