COPPER-CHEM Trademark
COPPER-CHEM is a USPTO trademark filed by MAGNESIUM ELEKTRON NORTH AMERICA, INC.. Status: Cancelled.
Trademark Facts
| Mark | COPPER-CHEM |
|---|---|
| Serial Number | 74431517 |
| Registration Number | 1889107 |
| Status | Cancelled |
| Filing Date | 1993-09-01 |
| Registration Date | 1995-04-11 |
| Mark Type | Word |
| Nice Classes | 001 (Chemicals) |
| Owner | MAGNESIUM ELEKTRON NORTH AMERICA, INC. |
| Attorney of Record | Carole R. Klein |
| Prosecution Events | 38 |
| Latest Event | CAEX on 2025-10-24 |
Goods & Services
chemical additive used in conjunction with a specific etching solution for the manufacture of copper relief engraving plates