Patent Assignment Details
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Reel/Frame: | 003852/0360 | |
| Pages: | 2 |
| | Recorded: | 05/11/1981 | | |
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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09/13/1983
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Application #:
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06222773
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Filing Dt:
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01/06/1981
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Title:
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LOCKING MANDREL HAVING DOGS FOR LATCHING TO A LANDING NIPPLE AND LUGS FOR LATCHING TO AN OPERATOR RECIPROCAL IN THE LANDING NIPPLE
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Correspondence name and address
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OTIS
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P.O. BOX 34380
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DALLAS, TEX. 75234
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