DUO-SERVICE Trademark
DUO-SERVICE is a USPTO trademark filed by HYDROTHERM, INC.. Status: Expired.
Trademark Facts
| Mark | DUO-SERVICE |
|---|---|
| Serial Number | 72164622 |
| Registration Number | 0778760 |
| Status | Expired |
| Filing Date | 1963-03-14 |
| Registration Date | 1964-10-20 |
| Mark Type | Word |
| Nice Classes | 011 (HVAC & Lighting), 034 (Tobacco) |
| Owner | HYDROTHERM, INC. |
| Prosecution Events | 1 |
| Latest Event | EXRG on 1985-01-20 |
Goods & Services
GAS FIRED CAST IRON HOT WATER BOILERS AND PARTS THEREOF