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The US trademark OPTISOUND was filed as Word mark on 08/02/1990 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/23/1991.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 74084240 |
| Register number | 1651852 |
| Application date | August 2, 1990 |
| Publication date | April 30, 1991 |
| Entry date | July 23, 1991 |
Trademark owner
600 South Highway 169
55426 Minneapolis
US
55426 Minneapolis
US
Trademark representatives
goods and services
42
custom fitting of hearing aids
ID: 1374084240