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The US trademark POLYPHENON was filed as Word mark on 02/18/1992 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/01/1994.
The current status of the mark is "REGISTERED AND RENEWED".
Trademark form | Word mark |
File reference | 1819112 |
Register number | 74247044 |
Application date | February 18, 1992 |
Entry date | February 1, 1994 |
Expiration date | February 1, 2024 |
ID: 13