NATIONAL HYDRO FILTER Logo (USPTO, 06/30/1952)
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The US trademark NATIONAL HYDRO FILTER was filed as Figurative mark on 06/30/1952 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 08/24/1954.
The current status of the mark is "EXPIRED".
| Trademark form | Figurative mark |
| File reference | 71631996 |
| Register number | 594231 |
| Application date | June 30, 1952 |
| Entry date | August 24, 1954 |
Trademark owner
549 W. WASHINGTON BLVD.
CHICAGO
US
CHICAGO
US
goods and services
11
LIQUID GAS CONTACT FILTERS FOR REMOVING DUST FROM DUST LADEN AIR IN INDUSTRIAL INSTALLATIONS
ID: 1371631996