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The US trademark PLYOPHEN was filed as Word mark on 05/13/1944 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 10/03/1944.
The current status of the mark is "EXPIRED".
Trademark form | Word mark |
File reference | 71470230 |
Register number | 409382 |
Application date | May 13, 1944 |
Entry date | October 3, 1944 |
ID: 1371470230