USPTOProtect this trademark from copycats!
With our trademark monitoring alerts, you are automatically notified by email about copycats and free riders.
The US trademark WINDLOK was filed as Word mark on 05/27/1976 at the U.S. Patent and Trademark Office.
It was registered as a trademark on 01/11/1977.
The current status of the mark is "EXPIRED".
| Trademark form | Word mark |
| File reference | 73088664 |
| Register number | 1056087 |
| Application date | May 27, 1976 |
| Entry date | January 11, 1977 |
Trademark owner
2230 INDIANAPOLIS BOULEVARD
46394 WHITING
US
46394 WHITING
US
Trademark representatives
goods and services
19
MINERAL-SURFACED ASPHALT SATURATED FELT SHINGLES FOR ROOFING AND SIDING
ID: 1373088664