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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12/16/1980
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Application #:
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05912689
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Filing Dt:
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06/05/1978
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Inventor:
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CHARLES A. SAUBER
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Title:
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CARBOXYMETHYLHYDROXYETHYL CELLULOSE IN DRILLING, WORKOVER AND COMPLETION FLUIDS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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309 SHORT ST. |
BARTLESVILLE, OKLAHOMA 74004 |
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J.E. PHILLIPS |
RICHMOND, PHILLIPS, HITCHCOCK & UMPHLETT |
P.O. BOX 2443 |
BARTLESVILLE, OK 74005 |
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