Patent Assignment Details
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| Reel/Frame: | 005014/0278 | |
| Pages: | 2 |
| | Recorded: | 01/30/1989 | | |
| 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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01/02/1990
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Application #:
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07285517
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Filing Dt:
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12/16/1988
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Title:
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FLAPPER VALVE PROTECTION
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Correspondence name and address
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OTIS
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P.O. BOX 819052
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DALLAS, TEXAS 75381-9052
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