Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 009297/0175 | |
| Pages: | 10 |
| | Recorded: | 07/01/1998 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
2
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Patent #:
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Issue Dt:
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08/21/1990
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Application #:
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07271817
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Filing Dt:
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11/17/1988
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Title:
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FLANGED PIPELINE CONNECTIONS
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Patent #:
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Issue Dt:
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02/02/1993
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Application #:
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07689794
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Filing Dt:
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05/24/1991
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Title:
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BORING AND SURFACING MACHINE
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Assignee
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| 2435 N. CENTRAL EXPRESSWAY, SUITE 700 |
| JOSEPH P. LAHEY, PRESIDENT |
| RICHARDSON, TEXAS 75080 |
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Correspondence name and address
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ELISABETH A. EVERT
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SIDLEY & AUSTIN
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717 N. HARWOOD
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SUITE 3400
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DALLAS, TX 75201
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