U.S. federal trademark · Serial No. 79142621 · Reg. No. 4623043
Exhaust gas purification systems being part of combined heat and power installation (CHP) generating electricity and useful heat, combined cooling heat and power installation generating electricity and useful heat and cooling (CCHP)
Exhaust gas purification systems being part of combustion engines
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.