Patent Assignment Details
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Reel/Frame: | 004755/0221 | |
| Pages: | 2 |
| | Recorded: | 08/27/1987 | | |
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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06/13/1989
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Application #:
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07061066
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Filing Dt:
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06/10/1987
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Title:
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SYSTEM AND METHOD FOR COMMUNICATING SIGNALS IN A CASED BOREHOLE HAVING TUBING
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Assignee
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277 PARK AVENUE |
A CORP. OF TEXAS |
NEW YORK, NEW YORK 10172 |
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Correspondence name and address
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MARTIN M. NOVACK
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P.O. BOX 901
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WESTPORT, CT 06881
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