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The US trademark DUO-FLEX was filed as Word mark on 02/16/1971 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 08/15/1972.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72383876 |
| Register number | 940813 |
| Application date | February 16, 1971 |
| Entry date | August 15, 1972 |
Trademark owner
1500 RAILROAD ST.
91204 GLENDALE
US
91204 GLENDALE
US
goods and services
19
STRUCTURAL MEMBERS FOR SUSPENSION TYPE CEILINGS
ID: 1372383876