RT/DUROID Logo (USPTO, 09/29/1969)
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The US trademark RT/DUROID was filed as Figurative mark on 09/29/1969 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/29/1971.
The current status of the mark is "EXPIRED".
Trademark form | Figurative mark |
File reference | 72339229 |
Register number | 915543 |
Application date | September 29, 1969 |
Entry date | June 29, 1971 |
ID: 1372339229