U.S. federal trademark · Serial No. 77335553 · Reg. No. 39819501
Air filters for mechanical purposes
Air filters for industrial installations; filtration and extraction units for the treatment of air and water; ventilators and extraction arms as parts of filtration and extraction units for the treatment of air and water
Air filters for medicinal installations
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.