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The US trademark N-HANCE was filed as Word mark on 04/19/1979 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/12/1982.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73212313 |
| Register number | 1185296 |
| Application date | April 19, 1979 |
| Publication date | October 20, 1981 |
| Entry date | January 12, 1982 |
Trademark owner
910 Market St.
19899 Wilmington
US
19899 Wilmington
US
Trademark representatives
goods and services
1
Water-Soluble Polymers Useful in the Treatment of Oil-Bearing Formations
ID: 1373212313