Patent Assignment Details
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| Reel/Frame: | 004767/0690 | |
| Pages: | 3 |
| | Recorded: | 10/16/1987 | | |
| 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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10/11/1988
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Application #:
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07085788
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Filing Dt:
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08/17/1987
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Title:
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FOOT VALVE FOR PUMPING WELLS
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Assignee
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| CARROLLTON, DALLAS, TEXAS |
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Correspondence name and address
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ALBERT W. CARROLL
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P.O. BOX 819052
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DALLAS, TX 75381-9052
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