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The US trademark PORTOBLOCKS was filed as Word mark on 02/13/1961 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 10/10/1961.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Word mark |
| File reference | 72113554 |
| Register number | 722583 |
| Application date | February 13, 1961 |
| Entry date | October 10, 1961 |
Trademark owner
601 GRANT ST.
Pittsburgh
US
Pittsburgh
US
goods and services
12
Brake Blocks
ID: 1372113554