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The US trademark ZEROPROOF was filed as Word mark on 02/20/1990 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/28/1992.
The current status of the mark is "CANCELLED - SECTION 8".
Trademark form | Word mark |
File reference | 74030029 |
Register number | 1673815 |
Application date | February 20, 1990 |
Publication date | March 5, 1991 |
Entry date | January 28, 1992 |
ID: 1374030029