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The US trademark PORTA-OFFICE was filed as Word mark on 06/23/1967 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/16/1968.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72274673 |
| Register number | 852566 |
| Application date | June 23, 1967 |
| Entry date | July 16, 1968 |
Trademark owner
711 N. 9TH ST.
63101 ST. LOUIS
US
63101 ST. LOUIS
US
goods and services
19
PORTABLE BUILDINGS
ID: 1372274673