Patent Assignment Abstract of Title
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Total Assignments:
4
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Patent #:
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Issue Dt:
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02/04/1997
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Application #:
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08429517
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Filing Dt:
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04/26/1995
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Inventors:
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RICHARD J. GIRNDT, DAVID E. SIVERLING
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Title:
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ULTRASONIC TESTING APPARATUS AND METHOD FOR MULTIPLE DIAMETER OILFIELD TUBULARS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 9400 BAMBOO ROAD |
| HOUSTON, TEXAS 77041 |
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| BROWNING, BUSHMAN, ANDERSON & BROOKHART |
| LOREN G. HELMREICH |
| 5718 WESTHEIMER, SUITE 1800 |
| HOUSTON, TX 77057 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| SUITE 600 |
| 5333 WESTHEIMER |
| HOUSTON, TEXAS 77056 |
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| JENKENS & GILCHRIST, P.C. |
| ALAN R. THIELE |
| 1445 ROSS AVENUE, SUITE 3200 |
| DALLAS, TX 75202 |
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Assignment:
3
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1201 MAIN STREET |
| DALLAS, TEXAS 75202 |
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| OTTERBOURG, STEINDLER, HOUSTON & ROSEN, |
| HELEN M. LINEHAN |
| 230 PARK AVENUE |
| NEW YORK, NY 10169 |
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Assignment:
4
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RELEASE OF SECURITY INTEREST
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| 9300 BAMBOO |
| HOUSTON, TEXAS 77041 |
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| TOD T. TURNEY |
| 1001 FANNIN STREET |
| 2300 FIRST CITY TOWER |
| HOUSTON, TX 77002 |
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