U.S. federal trademark · Serial No. 79311790 · Reg. No. 6648996
Metallic oxides; metal salts for industrial purposes and for scientific or medical-research use; hafnium oxides for industrial purposes and for scientific or medical-research use; hafnium salts for industrial purposes and for scientific or medical-research use
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.