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The US trademark ROC was filed as Word mark on 06/06/1979 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/14/1981.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73218531 |
| Register number | 1160719 |
| Application date | June 6, 1979 |
| Publication date | April 21, 1981 |
| Entry date | July 14, 1981 |
Trademark owner
345 Encinal St.
95060 Santa Cruz
US
95060 Santa Cruz
US
goods and services
9
Receiver Optimization Circuits, Used in the Telephonics Industry to Limit Telephone Receivers' Audio Amplitudes to a Maximum Level
ID: 1373218531