DURATONE Trademark
DURATONE is a USPTO trademark filed by NATIONAL LEAD COMPANY. Status: Expired.
Trademark Facts
| Mark | DURATONE |
|---|---|
| Serial Number | 72232012 |
| Registration Number | 0816030 |
| Status | Expired |
| Filing Date | 1965-11-02 |
| Registration Date | 1966-10-04 |
| Mark Type | Word |
| Nice Classes | 001 (Chemicals), 006 (Metals) |
| Owner | NATIONAL LEAD COMPANY |
| Prosecution Events | 1 |
| Latest Event | EXRG on 1989-01-26 |
Goods & Services
OIL DISPERSIBLE COLLOID FOR USE IN DRILLING MUDS