Patent Assignment Abstract of Title
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Total Assignments:
2
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Patent #:
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Issue Dt:
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07/24/1984
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Application #:
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06401005
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Filing Dt:
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07/22/1982
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Inventors:
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MICHAEL B. VINZANT, STEVEN C. SPEEGLE, MICHAEL W. MEADERS, ROBERT L. HILTS
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Title:
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WELL SAFETY VALVE
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| ROLAND O. COX |
| OTIS ENGINEERING CORP. |
| P. O. BOX 34380 |
| DALLAS, TX 75234 |
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Assignment:
2
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MERGER (SEE DOCUMENT FOR DETAILS).
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| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| P.O. BOX 819052 |
| DALLAS, TEXAS 75381 |
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| ROBERT A. KENT |
| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| HALLIBURTON ENERGY SERVICES |
| MAIL CODE 1-E-135, P.O. BOX 819052 |
| DALLAS, TX 75381 |
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