Patent Assignment Details
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Reel/Frame: | 005206/0729 | |
| Pages: | 12 |
| | Recorded: | 01/09/1990 | | |
Conveyance: | MERGER (SEE DOCUMENT FOR DETAILS). EFFECTIVE DATE: 11/30/88, DELAWARE |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/13/1989
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Application #:
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07113138
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Filing Dt:
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10/23/1987
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Title:
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GEOPHONE IMPLANTING AND POSITIONING APPARATUS
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Correspondence name and address
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ANDREW J. DILLON
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FELSMAN, BRADLEY & GUNTER
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2850 CONTINENTAL PLAZA
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777 MAIN ST.
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FORT WORTH, TX 76102
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