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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07/28/1992
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Application #:
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07755770
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Filing Dt:
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09/06/1991
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Inventor:
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WILLIAM W. DOLLISON
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Title:
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ROTARY RUNNING TOOL FOR ROTARY LOCK MANDREL
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| A CORP. OF DE |
| CARROLLTON, TEXAS |
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| ROLAND O. COX |
| P.O. BOX 819052 |
| DALLAS, TX 75381-9052 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| P.O.BOX 819052 |
| DALLAS, TEXAS 75381 |
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| HALLIBURTON ENERGY SERVICES, INC. |
| WILLAIM M. IMWALLE |
| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| P.O. BOX 819052, MAIL CODE 1-B-121 |
| DALLAS, TEXAS 75381 |
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