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The US trademark DUDEN was filed as Word mark on 07/19/1984 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 05/14/1985.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 1335443 |
Register number | 73490604 |
Application date | July 19, 1984 |
Entry date | May 14, 1985 |
Expiration date | May 14, 2025 |
ID: 13