Patent Assignment Details
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| Reel/Frame: | 008223/0693 | |
| Pages: | 4 |
| | Recorded: | 09/11/1996 | | |
| 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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11/17/1998
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Application #:
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08712275
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Filing Dt:
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09/11/1996
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Title:
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VALVE ASSEMBLY FOR BOREHOLE TELEMETRY IN DRILLING FLUID
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Assignee
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| 1100 RANKIN ROAD |
| HOUSTON, TEXAS 77073 |
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Correspondence name and address
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PRAVEL, HEWITT, KIMBALL & KRIEGER
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CLAUDE E. COOKE, JR.
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1177 WEST LOOP SOUTH, 10TH FLOOR
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HOUSTON, TX 77027-9095
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