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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07/08/2003
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Application #:
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09920430
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Filing Dt:
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08/01/2001
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Publication #:
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Pub Dt:
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03/21/2002
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Inventors:
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Robert A. Parrott, Haoming Li, Anthony P. Vovers, Cynthia L. Hickson, Harry B. Anderson et al
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Title:
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METHOD AND APPARATUS TO REDUCE TRAPPED PRESSURE IN A DOWNHOLE TOOL
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 14910 AIRLINE ROAD |
| ROSHARON, TEXAS 77583 |
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| SCHLUMBERGER TECHNOLOGY CORPORATION |
| JEFFREY E. GRIFFIN |
| PO BOX 1590 |
| ROSHARON, TEXAS 77583-1590 |
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