What this class covers:

This class covers devices that provide light, heat, or air conditioning. It includes lamps, ovens, refrigerators, and water heaters. Products must have a functional purpose related to temperature, illumination, or sanitation. Electric cooking appliances belong here, but mechanical ones may fall into Class 7.

What this class covers:

This class includes all kinds of vehicles, from bicycles and cars to airplanes and boats. It also covers vehicle parts, such as tires, engines, and seat belts. However, trains and hovercrafts are categorized differently. Electric motors for vehicles belong here, but general industrial motors fall under Class 7.

What this class covers:

This class includes shipping, logistics, and travel services. It covers airlines, car rental companies, and delivery services like postal carriers and freight movers. If it involves moving goods or people from one place to another, it fits here. However, vehicle manufacturing belongs in Class 12.

What this class covers:

This class includes hospitals, clinics, therapy, and beauty treatments. It covers everything from dental and veterinary services to massage therapy and cosmetic procedures. If a service improves health or well-being, it fits here. However, medical research belongs in Class 42.