Logo (USPTO, 07/22/1950)
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The US trademark was filed as Figurative mark on 07/22/1950 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 07/03/1951.
The current status of the mark is "EXPIRED".
| Trademark form | Figurative mark |
| File reference | 71601087 |
| Register number | 544635 |
| Application date | July 22, 1950 |
| Entry date | July 3, 1951 |
Trademark owner
100 SIXTH STREET
PITTSBURGH
US
PITTSBURGH
US
goods and services
11
BOILERS, AIR HEATING FURNACES, AND OIL BURNERS
ID: 1371601087