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The US trademark AUDIOEXTENDER was filed as Word mark on 03/14/1990 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 03/24/1992.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 74038382 |
| Register number | 1680766 |
| Application date | March 14, 1990 |
| Publication date | April 23, 1991 |
| Entry date | March 24, 1992 |
Trademark owner
650 Davis Street
94111 San Francisco
US
94111 San Francisco
US
Trademark representatives
goods and services
9
hearing amplifiers; namely, devices employing an external microphone and headphones to amplify sound
ID: 1374038382