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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06/02/1981
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Application #:
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06014016
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Filing Dt:
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02/22/1979
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Inventor:
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EDWIN C. LEWIS
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Title:
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HIGH PRESSURE PISTON AND SEAL
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Assignment:
1
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SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
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| VINSON AND ELKINS |
| FIRST CITY TOWER |
| 1001 FANNIN |
| HOUSTON, TEXAS 77002-6760 |
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Assignment:
2
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RELEASED BY SECURED PARTY (SEE DOCUMENT FOR DETAILS).
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| 1200 WEATHERFORD TOWER |
| 1360 POST OAK BOULEVARD, A DE CORP. |
| HOUSTON, TEXAS 77056 |
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| WEATHERFORD INTERNATIONAL INCORPORATED |
| 1360 POST OAK BLVD., STE. 1000 |
| P.O. BOX 27608 |
| HOUSTON, TX 77227 |
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