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The US trademark DUPLEX was filed as Word mark on 04/06/1959 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 12/06/1960.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 72070897 |
Register number | 708076 |
Application date | April 6, 1959 |
Entry date | December 6, 1960 |
ID: 1372070897