Patent Assignment Details
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| Reel/Frame: | 005082/0326 | |
| Pages: | 2 |
| | Recorded: | 04/28/1989 | | |
| 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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07/17/1990
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Application #:
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07345441
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Filing Dt:
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04/28/1989
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Title:
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METHOD AND APPARATUS FOR SEALING A CASING INA SUBTERRANEAN WELL BORE
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Assignee
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| 3900 ESSEX LANE |
| STE. 1200 |
| HOUSTON, TEXAS 77027 |
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Correspondence name and address
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WILLIAM C. NORVELL, JR.
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HUBBARD, THURMAN, TURNER AND TUCKER
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6363 WOODWAY, SUITE 275
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HOUSTON, TX 77057
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