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The US trademark SIGMA was filed as Word mark on 04/24/1981 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/06/1982.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73307200 |
| Register number | 1200297 |
| Application date | April 24, 1981 |
| Publication date | April 13, 1982 |
| Entry date | July 6, 1982 |
Trademark owner
2980 Kerner Blvd.
94901 San Rafael
US
94901 San Rafael
US
Trademark representatives
goods and services
9
Eyeglass Frames
ID: 1373307200