Patent Assignment Abstract of Title
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For pending or abandoned applications please consult USPTO staff.
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Total Assignments:
4
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Patent #:
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Issue Dt:
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09/24/1991
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Application #:
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07353988
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Filing Dt:
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06/23/1989
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Inventors:
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KLAUS B. HUBER, A. GLEN EDWARDS, WILLIAM M. HILL, ANTONI MISZEWSKI
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Title:
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PUMP APPARATUS INCLUDING A FIRING HEAD FOR USE WITH A PERFORATING GUN ON A TUBING STRING
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY, P.O. BOX 2175 |
| HOUSTON,, TEXAS 77023 |
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| OFFICE OF PATENT COUNSEL |
| SCHLUMBERGER WELL SERVICES |
| P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY, P.O. BOX 2175, |
| HOUSTON,, TEXAS 77023 |
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| OFFICE OF PATENT COUNSEL |
| SCHLUMBERGER WELL SERVICES |
| P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY, |
| P.O. BOX 2175, |
| HOUSTON,, TEXAS 77023 |
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| OFFICE OF PATENT COUNSEL |
| SCHLUMBERGER WELL SERVICES |
| P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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Assignment:
4
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 5000 GULF FREEWAY |
| P.O. BOX 2175, |
| HOUSTON,, TEXAS 77023 |
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| OFFICE OF PATENT COUNSEL |
| SCHLUMBERGER WELL SERVICES |
| P. O. BOX 2175 |
| HOUSTON, TX 77252-2175 |
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