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The US trademark ROTAFOAM was filed as Word mark on 08/19/1966 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 04/02/1968.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72252765 |
| Register number | 846883 |
| Application date | August 19, 1966 |
| Entry date | April 2, 1968 |
Trademark owner
WEST CHESTER
US
goods and services
1
PREPARATION FOR THE PRODUCTION OF AQUEOUS FOAM AND USED IN THE DRILLING OF WELLS
ID: 1372252765