PQ Trademark
PQ is a USPTO trademark filed by PHILADELPHIA QUARTZ COMPANY. Status: Expired.
Trademark Facts
| Mark | PQ |
|---|---|
| Serial Number | 71477618 |
| Registration Number | 0414766 |
| Status | Expired |
| Filing Date | 1944-12-15 |
| Registration Date | 1945-06-26 |
| Mark Type | Combined |
| Nice Classes | 001 (Chemicals), 004 (Lubricants & Fuels) |
| Owner | PHILADELPHIA QUARTZ COMPANY |
| Prosecution Events | 1 |
| Latest Event | EXRG on 1986-01-10 |
Goods & Services
((SILICATE OF SODA AND SILICATE OK POTASH,))SODIUM SILICATE AND POTASSIUM SILICATE EITHER ALONE OR IN ADMIXTURE WITH OTHER CHEMICALS, USED FOR CLEANSING FIBRES, METALS, CERAMICS, WOOD AND THE LIKE