KEL-F Logo (USPTO, 03/25/1948)
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The US trademark KEL-F was filed as Figurative mark on 03/25/1948 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 10/18/1949.
The current status of the mark is "CANCELLED - SECTION 8".
| Trademark form | Figurative mark |
| File reference | 516531 |
| Register number | 71552983 |
| Application date | March 25, 1948 |
| Entry date | October 18, 1949 |
| Expiration date | October 18, 2019 |
Trademark owner
3m Center, 2501 Hudson Road
55144 St. Paul
US
55144 St. Paul
US
Trademark representatives
3m Center, 2501 Hudson Road
55144 St. Paul
US
goods and services
1
Chemicals
ID: 13