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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07/09/1991
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Application #:
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07441853
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Filing Dt:
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11/27/1989
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Inventors:
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WILLIAM N. WILSON, ROGER D. BRADSHAW, BONSALL S. WILTON, ROBERT B. CARPENTER
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Title:
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SPACER FLUIDS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| MICHAEL E. MARTIN |
| ATLANTIC RICHFIELD COMPANY |
| 2300 W. PLANO PARKWAY, PRC J2504 |
| PLANO, TX 75075 |
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