DUPLEX Logo (USPTO, 03/24/1965)
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The US trademark DUPLEX was filed as Figurative mark on 03/24/1965 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/01/1966.
The current status of the mark is "EXPIRED".
Trademark form | Figurative mark |
File reference | 72214820 |
Register number | 803103 |
Application date | March 24, 1965 |
Entry date | February 1, 1966 |
ID: 1372214820