Devices for the delivery of compounds, compositions, and medicaments via inhalation; Devices for the smokeless delivery of nicotine; Devices for the vaporless delivery of nicotine; Dry powder inhalers for the delivery of nicotine preparations and tobacco substitutes; Components for dry powder inhalers for the delivery of nicotine preparations and tobacco substitutes, namely, refill cartridges, carrying cases, valves, actuators, metering mechanisms, and mouthpieces; Smoking cessation products, namely, devices for the delivery of nicotine preparations and tobacco substitutes; Flavored and non-flavored nicotine preparations and tobacco substitutes; Research, sales, marketing, distribution, licensing, and consumer engagement services with respect to devices for the delivery of compounds, compositions, and medicaments via inhalation, devices for the delivery of nicotine preparations and tobacco substitutes, and smoking cessation products