Patent Assignment Details
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Reel/Frame: | 004758/0640 | |
| Pages: | 2 |
| | Recorded: | 09/14/1987 | | |
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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07/12/1988
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Application #:
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06410095
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Filing Dt:
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08/20/1982
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Title:
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INSTRUMENTS FOR MONITORING THE DIRECTION OF A BOREHOLE
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Assignee
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10707 CORPORATE DRIVE |
A CORP OF DE |
STAFFORD, TEXAS USA |
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Correspondence name and address
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WILLIAM E. JOHNSON, JR.
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BROWNING, BUSHMAN, ZAMECKI & ANDERSON
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5718 WESTHEIMER, SUITE 1800
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HOUSTON, TX. 77057
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