PROTO-FLEX Logo (USPTO, 12/20/1976)
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The US trademark PROTO-FLEX was filed as Figurative mark on 12/20/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 09/13/1977.
The current status of the mark is "EXPIRED".
Trademark form | Figurative mark |
File reference | 73110110 |
Register number | 1072976 |
Application date | December 20, 1976 |
Entry date | September 13, 1977 |
ID: 1373110110