Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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05/04/1993
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Application #:
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07573528
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Filing Dt:
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08/27/1990
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Inventors:
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SCOTT C. STRATTAN, THOMAS M. DEATON
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Title:
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ANNULUS SAFETY VALVE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 3900 ESSEX LANE, SUITE 1200 |
| HOUSTON, TEXAS 77027-5115 |
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| WILLIAM C. NORVELL, JR. |
| JACKSON & WALKER |
| 1100 LOUISIANA, STE. 4200 |
| HOUSTON, TX 77002 |
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