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The US trademark DURO-DOOR was filed as Word mark on 04/21/1977 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 12/19/1978.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 73123524 |
| Register number | 1109119 |
| Application date | April 21, 1977 |
| Entry date | December 19, 1978 |
Trademark owner
ROUTE #110
11735 FARMINGDALE
US
11735 FARMINGDALE
US
goods and services
6
DUCT CLOSURE FLAP DEVICES FOR USE IN SEALING APERTURES IN AIR CONDUITS AND SOLD TO THE HEATING AND AIR CONDITIONING TRADE ONLY
ID: 1373123524