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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02/23/1993
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Application #:
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07535110
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Filing Dt:
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06/08/1990
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Inventors:
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ARVIND D. PATEL, RAYMOND E. MC GLOTHLIN, ROGER D. BLEIER, H. N. BRINKLEY
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Title:
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OIL BASED SYNTHETIC HYDROCARBON DRILLING FLUID
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5950 NORTH COURSE |
| A TX GENERAL PARTNERSHIP |
| HOUSTON, TEXAS 77072 |
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| STEPHEN H. CAGLE |
| ARNOLD, WHITE & DURKEE |
| P. O. BOX 4433 |
| HOUSTON, TX 77210 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1201 WEST 5TH STREET |
| LOS ANGELES, CALIFORNIA 90017 |
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| SHLOMO R. FRIEMAN |
| PATENT DEPARTMENT |
| FRED L. HARTLEY RESEARCH CENTER |
| P.O. BOX 7600 (376 S. VALENCIA AVENUE) |
| BREA, CALIFORNIA 92622-7600 |
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