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The US trademark DYFLEX DY FLEX was filed as Word mark on 05/14/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/18/1977.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 73087282 |
| Register number | 1056415 |
| Application date | May 14, 1976 |
| Entry date | January 18, 1977 |
Trademark owner
P.O. BOX 3303
27215 BURLINGTON
US
27215 BURLINGTON
US
goods and services
5
BRONCHODILATOR CONTAINING DYPHYLLINE
ID: 1373087282