Patent Assignment Details
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Reel/Frame: | 009903/0685 | |
| Pages: | 6 |
| | Recorded: | 04/15/1999 | | |
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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08/01/2000
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Application #:
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09292135
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Filing Dt:
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04/15/1999
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Title:
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PASSIVE ELECTRICAL MARKER FOR UNDERGROUND USE AND METHOD OF MAKING THEREOF
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Assignee
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6100 COLUMBIA STREET |
MINERAL WELLS, TEXAS 76067 |
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Correspondence name and address
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WOFFORD, FAILS, ZOBAL & MANTOOTH
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GEOFFREY A. MANTOOTH
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110 WEST SEVENTH STREET, SUITE 500
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FORT WORTH, TX 76102
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