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The US trademark CORTRON was filed as Word mark on 03/31/1977 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 12/06/1977.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 73121050 |
| Register number | 1078812 |
| Application date | March 31, 1977 |
| Entry date | December 6, 1977 |
Trademark owner
8501 HIGGINS ROAD
60631 CHICAGO
US
60631 CHICAGO
US
goods and services
9
KEYSWITCHES FOR ELECTRICAL KEYBOARDS
ID: 1373121050