Air purifiers

Subscription-based rental services, namely, rental of air purifiers, air purification apparatuses and equipment, electronic devices, namely, air quality monitors, air filtration apparatuses and equipment, and air filters; Rental of air purifiers, air purification apparatuses and equipment, and air filtration apparatuses and equipment

Downloadable software for accessing, managing, monitoring, and retrieving data and controlling air purifiers, air purification apparatuses, air quality monitors, and air filtration apparatuses and equipment

Air purifiers; air purification apparatus and equipment

Air purification and treatment services; custom manufacturing of air purifiers and air purification apparatus, devices and equipment