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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04/08/2003
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Application #:
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09860870
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Filing Dt:
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05/18/2001
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Publication #:
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Pub Dt:
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06/06/2002
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Inventors:
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Charles H. Dewey, John E. Campbell, Wei Xu
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Title:
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WELL REFERENCE APPARATUS AND METHOD
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| A DELAWARE CORPORATION |
| 16740 HARDY STREET |
| HOUSTON, TEXAS 77032 |
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| CONLEY, ROSE & TAYON, P.C. |
| DAVID A. ROSE |
| P.O. BOX 3267 |
| HOUSTON, TEXAS 77253-3267 |
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Assignment:
2
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CORRECTIVE ASSIGNMENT TO ADD ASSIGNOR'S NAME TO A DOCUMENT PREVIOUSLY RECORDED AT REEL 012155 FRAME 0580.
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| 16740 HARDY STREET |
| HOUSTON, TEXAS 77032 |
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| CONLEY, ROSE & TAYON, P.C. |
| DAVID A. ROSE |
| P.O. BOX 3267 |
| HOUSTON, TEXAS 77253-3267 |
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