U.S. federal trademark · Serial No. 85596754 · Reg. No. 4495360
Diagnostic services in the field of air ducts for heating, ventilation and air conditioning duct systems in residential and commercial buildings
Duct sealing; manual duct sealing; air duct cleaning services for heating, ventilation and air conditioning duct systems in residential and commercial buildings
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.