Patent Assignment Details
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Reel/Frame: | 004958/0482 | |
| Pages: | 2 |
| | Recorded: | 10/05/1988 | | |
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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10/31/1989
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Application #:
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07247122
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Filing Dt:
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09/20/1988
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Title:
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PRESSURE LIMITER FOR A DOWNHOLE PUMP AND TESTING APPARATUS
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Correspondence name and address
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JPSEPH A WALKOWSHI
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HALLIBURTON SERVICES
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P.O. DRAWER 1431
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DUNCAN, OK 73536-0102
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