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The US trademark DUOFOIL was filed as Word mark on 10/19/1970 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/15/1972.
The current status of the mark is "REGISTERED AND RENEWED".
| Trademark form | Word mark |
| File reference | 929049 |
| Register number | 72373645 |
| Application date | October 19, 1970 |
| Entry date | February 15, 1972 |
| Expiration date | February 15, 2032 |
Trademark owner
15th Floor1 North Brentwood Boulevard
63105 St. Louis
US
63105 St. Louis
US
Trademark representatives
600 Washington Avenue, Suite 2500
63101 St. Louis
US
goods and services
9
Electrical and Scientific Apparatus
ID: 13