001 — Class 1 includes mainly chemical products used in industry, science and agriculture, including those which go to the making of products belonging to other trademark classes. Examples include compost, salt for preserving non-foodstuffs, and certain additives for the food industry.

002 — Class 2 includes mainly paints, colorants and preparations used for the protection against corrosion. Examples include paints, industrial varnishes and lacquers, dyes for clothing, food and beverage colorants.

003 — Class 3 includes mainly items designed for cleaning, deodorizing, and other sanitary products made primarily for use on or for humans.

004 — Class 4 includes mainly industrial oils and greases, fuels and illuminants.

007 — Class 7 includes mainly machines, machine tools, motors and engines.

037 — Class 37 includes mainly services rendered by contractors or subcontractors in the construction or making of permanent buildings, as well as services rendered by persons or organizations engaged in the restoration of objects to their original condition or in their preservation without altering their physical or chemical properties.

039 — Class 39 includes mainly services for the transport of people, animals or goods from one place to another (by rail, road, water, air or pipeline) and services necessarily connected with such transport, as well as services relating to the storing of goods in a warehouse or other building for their preservation or guarding.

041 — Class 41 covers mainly services rendered by persons or institutions in the development of the mental faculties of persons or animals, as well as services intended to entertain or to engage the attention.

042 — Class 42 includes mainly services provided by persons, individually or collectively, in relation to the theoretical and practical aspects of complex fields of activities; such services are provided by members of professions such as chemists, physicists, engineers, computer programmers, etc.