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The US trademark ECOLOGEN was filed as Word mark on 12/04/1972 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 05/21/1974.
The current status of the mark is "EXPIRED".
Trademark form | Word mark |
File reference | 72442871 |
Register number | 984472 |
Application date | December 4, 1972 |
Entry date | May 21, 1974 |
ID: 1372442871