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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05/08/1984
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Application #:
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06292235
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Filing Dt:
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08/12/1981
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Inventors:
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ROBERT D. LUNDBERG, THAD O. WALKER, CHARLES P. O FARRELL, HENRY S. MAKOWSKI
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Title:
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DRILLING MUD VISCOSIFICATION AGENTS BASED ON SULFONATED IONOMERS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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| A CORP. OF DE. |
| NEW JERSEY |
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| EXXON RESEARCH & ENGR. CO. |
| P. O. BOX 390 |
| FLORHAM PARK, NJ 07932 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 7701 HIGHWAY 90-A |
| SUGAR LAND, TEXAS 77478 |
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| ONDEO NALCO COMPANY |
| MICHAEL B. MARTIN |
| ONDEO NALCO CENTER |
| NAPERVILLE, IL 60563-1198 |
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