PROTO Logo (USPTO, 08/02/1984)
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The US trademark PROTO was filed as Figurative mark on 08/02/1984 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/11/1986.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Figurative mark |
| File reference | 73493013 |
| Register number | 1381974 |
| Application date | August 2, 1984 |
| Publication date | November 19, 1985 |
| Entry date | February 11, 1986 |
Trademark owner
6110 EXECUTIVE BOULEVARD
20852 ROCKVILLE
US
20852 ROCKVILLE
US
goods and services
3
DRAIN OPENER WITH HAIR DISSOLVING ENZYME
ID: 1373493013