Filed May 17, 2018

Serial No. 87925470

Registered Aug. 10, 2021

Registration No. 6,443,811

Class Air conditioning apparatus and installations; apparatus for ventilating, namely, ventilating exhaust fans; apparatus for cooling and heating air, namely, storage heaters, convection heaters, air cooling apparatus; apparatus for cooling and heating water, namely, cooling installations for water and water heaters; convection heaters; fan heaters, namely, electric heating fans; ventilating exhaust fans; ventilating fans for household use; air purifiers; humidifiers and dehumidifiers for household use; electric air dryers; radiators for heating; electric stoves; wood burning stoves; gas stoves; air filtering installations; heating boilers; heat pumps; burners for lamps; air-conditioning apparatus; air freezing installations; air conditioners in which the two sets of coils are combined in the same body shell; air conditioners without an external unit; air conditioners for residential or commercial use; portable air-conditioning installations; electric blankets for household purposes, all of the above expressly excluding water filtration and purification units and replacement cartridges and filters therefor, water purification and filtration apparatus, water treatment equipment in the nature of water filtration units, and water treatment equipment in the nature of water filtration units and reverse osmosis units; 013; 021; 023; 031; 034