Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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11/10/2015
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Application #:
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13731311
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Filing Dt:
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12/31/2012
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Publication #:
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Pub Dt:
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07/03/2014
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Inventors:
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David J. Castro, Weiguo Cheng
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Title:
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METHOD OF INCREASING PAPER STRENGTH BY USING NATURAL GUMS AND DRY STRENGTH AGENT IN THE WET END
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1601 W. DIEHL ROAD |
| NAPERVILLE, ILLINOIS 60563 |
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| NALCO COMPANY |
| 1601 W. DIEHL ROAD |
| NAPERVILLE, IL 60563-1198 |
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Assignment:
2
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 1601 WEST DIEHL ROAD |
| NAPERVILLE, ILLINOIS 60563-1198 |
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| JOSHUA D. BISHOP |
| LEYDIG, VOIT & MAYER, LTD. |
| 180 N. STETSON AVE., SUITE 4900 |
| CHICAGO, IL 60601-6731 |
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Assignment:
3
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 1 ECOLAB PLACE |
| ST. PAUL, MINNESOTA 55102 |
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| JOSHUA D. BISHOP |
| LEYDIG, VOIT & MAYER, LTD. |
| 180 N. STETSON AVE., SUITE 4900 |
| CHICAGO, IL 60601-6731 |
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