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The US trademark SIGN-O was filed as Word mark on 05/05/1971 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 02/29/1972.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72391138 |
| Register number | 929962 |
| Application date | May 5, 1971 |
| Entry date | February 29, 1972 |
Trademark owner
3M CENTER
55101 ST. PAUL
US
55101 ST. PAUL
US
goods and services
28
APPARATUS SOLD AS A UNIT FOR PLAYING A ROAD SIGN IDENTIFICATION GAME WHILE TRAVELING
ID: 1372391138