Patent Assignment Details
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| Reel/Frame: | 005060/0005 | |
| Pages: | 4 |
| | Recorded: | 02/03/1988 | | |
| Conveyance: | TO CORRECT ASSIGNORS STATE OF INCORPORATION, PREVIOUSLY RECORDED APRIL 30, 1987, REEL 4703 FRAME 384. (SEE RECORD FOR DETAILS) |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/07/1988
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Application #:
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07044581
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Filing Dt:
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04/30/1987
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Title:
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ANNULAR WELLHEAD SEAL
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Correspondence name and address
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VINSON & ELKINS
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3300 FIRST CITY TOWER
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1001 FANNIN
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HOUSTON, TX 77002-6760
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