U.S. federal trademark · Serial No. 77856489 · Reg. No. 3951766
Non-metal vent cover for HVAC ducts
Flexible pipes, not of metal; non-metallic flexible pipes
Ducts and pipes of metal for central heating installations
Direct vents for gas appliances
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.