U.S. federal trademark · Serial No. 79372628 · Reg. No. 7318547
Electrical heating elements; heat exchangers in the form of tubes for furnaces not being parts of machines
Electrical resistance material, and products and articles thereof, namely, electric resistances in the form of wire, strip, ribbon, bar, tube, and powder
Steel alloys in the form of tubes; metal alloys in powder form; steel alloys for use in furnaces; steel alloys for use in electrical heating elements
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.