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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10/01/1991
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Application #:
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07477401
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Filing Dt:
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02/09/1990
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Inventors:
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JEAN-JACQUES FERY, JEAN-MARC PATRONI
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Title:
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PROCEDURE AND CELL FOR MEASURING COEFFICIENTS OF ADHESION AND FRICTION OF A DRILLING FLUID
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5, RUE MICHEL ANGE |
| 75781 PARIS CEDEX 16, FRANCE |
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| SUGHRUE, MION, ZINN, MACPEAK & SEAS |
| 2100 PENN. AVENUE, N. W. |
| WASHINGTON, DC 20037-3202 |
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