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The US trademark PORTA-PHONE was filed as Word mark on 11/01/1985 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 03/15/1988.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 73566356 |
Register number | 1481011 |
Application date | November 1, 1985 |
Publication date | December 22, 1987 |
Entry date | March 15, 1988 |
ID: 1373566356