Patent Assignment Details
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Reel/Frame: | 005312/0712 | |
| Pages: | 3 |
| | Recorded: | 05/21/1990 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/05/1990
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Application #:
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07389649
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Filing Dt:
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08/04/1989
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Title:
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FLUID LOSS CONTROL ADDITIVES FOR OIL WELL CEMENTING COMPOSITIONS
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Assignee
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1419 BIDDLE AVE., A CORP. OF DE. |
WYANDOTTE, MICHIGAN 48192-3736 |
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Correspondence name and address
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BILL C. PANAGOS
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PATENT DEPARTMENT
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BASF CORP.,
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1419 BIDDLE AVE.
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WYANDOTTE, MI 48192-3736
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