What this class covers:

This class covers chemicals used in industries, laboratories, and agriculture. It includes raw materials for manufacturing products like plastics, adhesives, and detergents. You won't find finished consumer products here—just the ingredients used to make them. Items like fertilizers, fire-extinguishing compositions, and industrial gases belong in this category.

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 services that modify raw materials into finished products. It covers textile dyeing, metalworking, 3D printing, and food processing. If a company produces goods for others but does not sell them, it belongs here. However, finished product retail belongs in Class 35.