U.S. federal trademark · Serial No. 78579150 · Reg. No. 3079197
Swing check valves for the municipal and industrial water and waste water industry; namely, inline check valves which prevent backflow of water and waste water drawn from wells, lakes, reservoirs, storm overflows, and elevated water tanks
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.