| Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
|---|---|---|---|---|---|---|---|
| FILTERGUARD | United States Patent and Trademark Office | 11 | 2002-09-03 | details | |||
| FOGSTOP | United States Patent and Trademark Office | 1, 11 | 2002-04-30 | details | |||
| A |
|
United States Patent and Trademark Office | 42 | 2002-01-01 | details | ||
| SNOSTOP | United States Patent and Trademark Office | 11 | 1998-01-20 | details | |||
| MISTOP | United States Patent and Trademark Office | 11 | 1995-05-30 | details |
