Patent Assignment Abstract of Title
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Total Assignments:
8
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Patent #:
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Issue Dt:
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09/08/1987
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Application #:
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06676718
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Filing Dt:
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11/30/1984
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Inventors:
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ALLAN H. MUELLER, DEAN P. PERKINS, RHYS M. EVANS
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Title:
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AUTOMATIC FORCE CONTROL FOR A SEISMIC VIBRATOR
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 2700 POST OAK BLVD., SUITE 2000 |
| A CORP OF DEL |
| HOUSTON, TEXAS 77056 |
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| CLARENCE E. ERICKSEN |
| ARNOLD, WHITE & DURKEE |
| P. O. BOX 4433 |
| HOUSTON, TX 77210 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). NOVEMBER 13, 1988, DEALWARE
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| THOMAS R. WEAVER |
| HALLIBURTON GEOPHYSICAL SERVICES, INC. |
| P.O. BOX 1431 |
| DUNCAN, OKLAHOMA 73536-0102 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| 6909 SOUTHWEST FREEWAY |
| A CORP. OF DE. |
| HOUSTON, TEXAS, TEXAS 77074 |
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| THOMAS R. WEAVER |
| HALLIBURTON GEOPHYSICAL SERVICES, INC. |
| P.O. BOX 1431 |
| DUNCAN, OKLAHOMA 73536-0102 |
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Assignment:
4
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MERGER (SEE DOCUMENT FOR DETAILS).
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| P.O. BOX 1431 |
| 1015 BOIS D'ARC |
| DUNCAN, OKLAHOMA 73536-0102 |
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| HALLIBURTON ENERGY SERVICES |
| JAMES R. DUNZAN |
| P.O. BOX 1431 |
| 1015 BOIS D'ARC |
| DUNCAN, OKLAHOMA 73536-0102 |
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Assignment:
5
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 10205 WESTHEIMER ROAD |
| HOUSTON, TEXAS 77042 |
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| PAUL S. MADAN |
| WESTERN ATLAS INTERNATIONAL, INC. |
| 10205 WESTHEIMER ROAD |
| HOUSTON, TX 77042 |
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Assignment:
6
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 12300 PARC CREST DRIVE |
| STAFFORD, TEXAS 77477 |
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| TIM HEADLEY |
| HAYNES AND BOONE, L.L.P. |
| 4300 FIRST INTERSTATE BANK PLAZA |
| 1000 LOUISIANA |
| HOUSTON, TX 77002 |
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Assignment:
7
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| 12300 PARC CREST DRIVE |
| STAFFORD, TEXAS 77477 |
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| HAYNES AND BOONE, L.L.P. |
| TIM HEADLEY |
| 4300 FIRST INTERSTATE BANK PLAZA |
| 1000 LOUISIANA |
| HOUSTON, TX 77002 |
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Assignment:
8
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 11104 WEST AIRPORT BLVD., SUITE 200 |
| STAFFORD, TEXAS 77477 |
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| HAYNES AND BOONE, L.L.P. |
| TIM HEADLEY |
| 1000 LOUISIANA, SUITE 4300 |
| HOUSTON, TX 77002-5012 |
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