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The US trademark DUROPIPE was filed as Word mark on 06/13/1968 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 10/07/1969.
The current status of the mark is "EXPIRED".
Trademark form | Word mark |
File reference | 72300379 |
Register number | 878103 |
Application date | June 13, 1968 |
Entry date | October 7, 1969 |
ID: 1372300379