TREFOIL Logo (USPTO, 01/22/1976)
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The US trademark TREFOIL was filed as Word and figurative mark on 01/22/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 11/16/1976.
The current status of the mark is "EXPIRED".
| Trademark form | Word and figurative mark |
| File reference | 73074965 |
| Register number | 1052808 |
| Application date | January 22, 1976 |
| Entry date | November 16, 1976 |
Trademark owner
2121 SAN JACINTO
75201 DALLAS
US
75201 DALLAS
US
Trademark representatives
goods and services
11
HEAT EXCHANGER FOR ROTARY KILNS AND PARTS THEREOF
ID: 1373074965