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The US trademark "OTOSPORIN" was filed as Word mark on 05/31/1957 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 04/01/1958.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72031077 |
| Register number | 660026 |
| Application date | May 31, 1957 |
| Entry date | April 1, 1958 |
Trademark owner
RESEARCH TRIANGLE PARK NC
goods and services
5
PREPARATION FOR THE TREATMENT OF CERTAIN CONDITIONS OF THE AUDITORY CANAL
ID: 1372031077