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The US trademark POROTEC was filed as Word mark on 07/03/1957 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 06/03/1958.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 72033143 |
| Register number | 662550 |
| Application date | July 3, 1957 |
| Entry date | June 3, 1958 |
Trademark owner
BIRMINGHAM ENGLAND
goods and services
9
ELECTRICAL APPARATUS FOR USE IN THE DETECTION OF GAS POROSITY IN MOLTEN METAL
ID: 1372033143