Patent Assignment Details
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| Reel/Frame: | 011578/0899 | |
| Pages: | 4 |
| | Recorded: | 02/26/2001 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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08/20/2002
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Application #:
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09690767
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Filing Dt:
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10/17/2000
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Title:
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ANNULAR FLOW SAFETY VALVE AND METHODS
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Assignee
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| LEGAL, INTELLECTUAL PROPERTY DEPARTMENT |
| P.O.BOX 819052 |
| DALLAS, TEXAS 75381 |
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Correspondence name and address
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LEGAL, INTELLECTUAL PROPERTY DEPARTMENT
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WILLIAM M. IMWALLE
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HALLIBURTON ENERGY SERVICES, INC.
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MAIL CODE 1-B-121 P.O.BOX 819052
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DALLAS TEXAS 75381
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