FILTERCHECK Trademark
FILTERCHECK is a USPTO trademark filed by Extraction Systems, Inc.. Status: Cancelled.
Trademark Facts
| Mark | FILTERCHECK |
|---|---|
| Serial Number | 74057700 |
| Registration Number | 1638244 |
| Status | Cancelled |
| Filing Date | 1990-05-10 |
| Registration Date | 1991-03-19 |
| Mark Type | Word |
| Nice Classes | 009 (Electronics & Software) |
| Owner | Extraction Systems, Inc. |
| Attorney of Record | Stanley M. Schurgin |
| Prosecution Events | 7 |
| Latest Event | C8.. on 1997-09-22 |
Goods & Services
test kits for testing gas-phase air purification equipment for efficiency and service life