Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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05/04/1993
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Application #:
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07956919
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Filing Dt:
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10/05/1992
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Inventors:
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GIIN-FA FUH, NOBUO MORITA, DONALD L. WHITFILL, DAVID A. STRAH
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Title:
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METHOD FOR INHIBITING THE INITIATION AND PROPAGATION OF FORMATION FRACTURES WHILE DRILLING AND CASING A WELL
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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1000 S. PINE STREET |
P.O. BOX 1267 |
PONCA CITY, OKLAHOMA 74602-1267 |
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WILLIAM D. HALL |
P.O. BOX 1267 |
1000 S. PINE STREET |
PONCA CITY, OK 74602-1267 |
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