EF Trademark
EF is a USPTO trademark filed by NALCO COMPANY. Status: Cancelled.
Trademark Facts
| Mark | EF |
|---|---|
| Serial Number | 85548376 |
| Registration Number | 4597604 |
| Status | Cancelled |
| Filing Date | 2012-02-21 |
| Registration Date | 2014-09-02 |
| Mark Type | Combined |
| Nice Classes | 001 (Chemicals) |
| Owner | NALCO COMPANY |
| Attorney of Record | Edward R. Courtney |
| Prosecution Events | 52 |
| Latest Event | ASCK on 2025-09-10 |
Goods & Services
Class 001: Chemical additives for gas and oil well drilling fluids; specialty chemicals, namely, chemical additives for general industrial use in ore processing and the manufacture of asphalt; chemical additive friction reducers for oils and fuel; chemical solutions in the nature of multimetal corrosion and scale inhibitor treatments for gas and oil well drilling equipment; surface active compounds for general use in the gas and oil industries, namely, as emulsifying, demulsifying and dispersing agents; cationic and non-ionic surfactants as raw materials for use in the manufacture of industrial products for use in the gas and oil industries; chemicals for the treatment of water