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The US trademark SEMSTONE was filed as Word mark on 05/15/1992 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 03/02/1993.
The current status of the mark is "REGISTERED AND RENEWED".
| Trademark form | Word mark |
| File reference | 1754739 |
| Register number | 74275775 |
| Application date | May 15, 1992 |
| Entry date | March 2, 1993 |
| Expiration date | March 2, 2033 |
ID: 13