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The US trademark DIOPTIC was filed as Word mark on 12/13/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/05/1979.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 73109490 |
| Register number | 1119535 |
| Application date | December 13, 1976 |
| Entry date | June 5, 1979 |
Trademark owner
1630 STEWART ST.
90406 SANTA MONICA
US
90406 SANTA MONICA
US
goods and services
9
ENLARGER ILLUMINATION APPARATUS-NAMELY, A COLOR HEAD FOR USE WITH A PHOTOGRAPHIC ENLARGER
ID: 1373109490