Patent Assignment Details
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| Reel/Frame: | 004190/0378 | |
| Pages: | 1 |
| | Recorded: | 10/31/1983 | | |
| 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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07/23/1985
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Application #:
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06546937
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Filing Dt:
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10/31/1983
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Title:
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STOP DEVICE FOR WELL CONDUIT
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Assignee
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| 500 CITY PARKWAY W., A CORP. OF CA |
| ORANGE, CALIFORNIA 92668 |
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Correspondence name and address
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WILLIAM C. NORVELL, JR.
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NORVELL & ASSOCIATES
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6363 WOODWAY, STE. 275
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HOUSTON, TX 77057
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