U.S. federal trademark · Serial No. 79206519 · Reg. No. 5557611
Electrical controls for machine exhaust systems, namely, chimneys; computer software for the control of exhaust systems and blank data carriers for the aforementioned software for chimneys, flues, for the gas and air purification in chimneys, flues, exhaust systems and air filtering installations
Chimney flues; flue-gas exhausters in the nature of ventilating exhaust fans; regulating accessories, namely, exhaust flaps for gas exhaust pipes and tension limiters for use in chimneys; separators for gas and air purification in chimneys; electrostatic separators for gas purification in chimneys; separators for gas and air scrubbing in chimneys; ventilation units for chimneys; air filtering installations in chimneys; air extraction devices for chimneys; chimney blowers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.