FILTER-PHASE Trademark
FILTER-PHASE is a USPTO trademark filed by SIGMA-ALDRICH CO. Status: Cancelled.
Trademark Facts
| Mark | FILTER-PHASE |
|---|---|
| Serial Number | 73208831 |
| Registration Number | 1138385 |
| Status | Cancelled |
| Filing Date | 1979-03-26 |
| Registration Date | 1980-08-05 |
| Mark Type | Word |
| Nice Classes | 016 (Paper Goods) |
| Owner | SIGMA-ALDRICH CO |
| Attorney of Record | PAUL I. J. FLEISCHUT |
| Prosecution Events | 8 |
| Latest Event | CAEX on 2016-03-11 |
Goods & Services
FILTER PAPER