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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09/06/1983
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Application #:
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06314296
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Filing Dt:
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10/23/1981
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Inventor:
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WILLIAM J. TREPKA
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Title:
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VISCOSITY INDEX IMPROVERS WITH DISPERSANT PROPERTIES PREPARED BY REACTION OF LITHIATED HYDROGENATED COPOLYMERS WITH 4-SUBSTITUTED AMINOPYRIDINES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| FRENCH, HUGHES & DOESCHER |
| 1825 K ST., N. W., STE. 1107 |
| WASHINGTON, DC 20006 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| B-7181 SENEFFE, (FELUY), BELGIUM |
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| LENORA EVANS |
| FINA TECHNOLOGY, INC. |
| 8350 NORTH CENTRAL EXPRESSWAY |
| DALLAS, TX 75206 |
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