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The US trademark HARDNOX ALKALI was filed as Word mark on 07/22/1948 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 05/09/1950.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 71561894 |
| Register number | 525011 |
| Application date | July 22, 1948 |
| Entry date | May 9, 1950 |
Trademark owner
300 UNION COMMERCE BUILDING
CLEVELAND
US
CLEVELAND
US
goods and services
3
INORGANIC DETERGENT HAVING WATER SOFTENING AND GERMICIDAL PROPERTIES ESPECIALLY FOR WASHING GLASS RETURNABLE CONTAINERS
ID: 1371561894