U.S. federal trademark · Serial No. 75901358 · Reg. No. 2553642
Valves used to automatically fill and top-off the water in individual central-heating system radiators sold as a component part of radiators
Automatic valves used to automatically fill and top-off the water in individual central-heating system radiators
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.