Patent Assignment Details
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| Reel/Frame: | 009174/0286 | |
| Pages: | 5 |
| | Recorded: | 12/10/1997 | | |
| 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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04/03/2001
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Application #:
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08981070
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Filing Dt:
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12/10/1997
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Title:
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SUBSURFACE SIGNAL TRANSMITTING APPARATUS
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Assignee
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| 7920 - 42ND ST. S.E. |
| CALGARY, ALBERTA, CANADA T2C 2 |
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Correspondence name and address
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JIM ZEGEER
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801 NORTH PITT STREET
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SUITE 108
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ALEXANDRIA, VIRGINIA 22314
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