U.S. federal trademark · Serial No. 85600055 · Reg. No. 4491710
Support brackets specially adapted for holding air filters over air duct openings in a forced air cooling and/or heating system; Air filters and air filter frames specially adapated for use with central air cooling and heating systems baseboard air diffusers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.