Patent Assignment Details
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| Reel/Frame: | 009796/0021 | |
| Pages: | 9 |
| | Recorded: | 03/08/1999 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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03/06/2001
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Application #:
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09201614
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Filing Dt:
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11/30/1998
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Title:
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DUAL-SEAL DRILL BIT PRESSURE COMMUNICATION SYSTEM
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Assignee
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| 16740 HARDY STREET |
| HOUSTON, TEXAS 77032 |
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Correspondence name and address
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CONLEY, ROSE & TAYON, P.C.
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MARCELLA D. WATKINS
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P.O. BOX 3267
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HOUSTON, TEXAS 77253-3267
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