U.S. federal trademark · Serial No. 79091208 · Reg. No. 3980315
Froth flotation agents; froth flotation agents used in the separation of base metals, precious metals, mineral sands, glass sands, iron ore, potash, phosphate, coal, graphite and diamonds from other minerals
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.