U.S. federal trademark · Serial No. 75104957 · Reg. No. 2165063
high-pressure air operated scraper for use in air duct cleaning comprised of conjoinable rods and conduit which delivers a cleaning nozzle and a cleaning whip into ductwork, for purpose of blowing high-pressure air in such a way as to remove unwanted material from ductwork
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.