U.S. federal trademark · Serial No. 85184056 · Reg. No. 4005443
Stainless steel seals for heat exchangers for industrial use in the power generation, refinery, and energy industries, and not for use in connection with air filters for commercial and residential use, gas connectors, or mixing, blending and conveying machines
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.