Patent Assignment Details
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Reel/Frame: | 005077/0547 | |
| Pages: | 2 |
| | Recorded: | 05/22/1989 | | |
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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12/18/1990
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Application #:
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07330232
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Filing Dt:
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03/28/1989
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Title:
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FLUID ADDITIVE AND METHOD FOR TREATMENT OF SUBTERRANEAN FORMATIONS
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Assignee
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DUNCAN, STEPHENS, COUNTY, OKLAHOMA |
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Correspondence name and address
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ROBERT A. KENT
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HALLIBURTON SERVICES
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P.O. BOX DRAWER 1431
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DUNCAN, OK 73536-0102
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