Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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09/06/1988
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Application #:
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06922846
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Filing Dt:
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10/24/1986
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Inventor:
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NEIL H. AKKERMAN
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Title:
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VALVES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 1815 SHERWOOD FOREST |
| A CORP. OF TEXAS |
| HOUSTON, TEXAS 77043 |
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| MARVIN B. EICKENROHT |
| VADEN, EICKENROHT, THOMPSON & BOULWARE |
| ONE RIVERWAY STE. 2420 |
| HOUSTON, TX 77056 |
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Assignment:
2
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| 2001 ROSS AVENUE |
| DALLAS, TEXAS 75201 |
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| VADEN, EICKENROHT, THOMPSON & FEATHER, |
| L.L.P. |
| STEVE L. CHRISTIAN |
| ONE RIVERWAY, SUITE 1100 |
| HOUSTON, TX 77056-1982 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 2601 BELTLINE ROAD |
| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| CARROLLTON, TEXAS 75006 |
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| HALLIBURTON ENERGY SERVICES, INC. |
| WILLIAM R. PEOPLES |
| 2601 BELTLINE ROAD, MAIL CODE 1-B-121 |
| LEGAL, INTELLECTUAL PROP. DEPT. |
| CARROLLTON, TX 75006 |
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