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The US trademark PORTAIR was filed as Word mark on 09/09/1949 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 08/22/1950.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 71584613 |
| Register number | 529615 |
| Application date | September 9, 1949 |
| Entry date | August 22, 1950 |
Trademark owner
344 PARK AVENUE
WORCESTER
US
WORCESTER
US
goods and services
9
Electrical and Scientific Apparatus
11
BLOWERS AND EXHAUSTERS
ID: 1371584613