006 — Class 6 includes mainly unwrought and partly wrought common metals as well as simple products made of them.

008 — Class 8 includes mainly hand-operated implements used as tools in the respective professions.

009 — Class 9 consists mostly of instruments used for controlling vehicles (such as ships), scientific research, and all computer programs and software regardless of the recording media such as CD-ROMs, hard drives, downloads, etc.

010 — Class 10 includes mainly medical apparatus, instruments and articles.

011 — Class 11 is for lighting, heating, cooking, refrigeration, drying, ventilating, water supply, steam generating, and sanitary purposes. Examples include air conditioning, hot water bottles, bed warmers, blankets for non-medical purposes, and electric kettles.

020 — Class 20 includes mainly furniture and its parts and plastic goods, not included in other classes.

021 — Class 21 includes mainly small, hand-operated utensils and apparatus for household and kitchen use as well as toilet utensils, glassware and articles in porcelain.

022 — Class 22 includes mainly rope and sail manufacture products, padding and stuffing materials and raw fibrous textile materials.

024 — Class 24 includes mainly textiles (piece goods) and textile covers for household use.

027 — Class 27 includes mainly products intended to be added as furnishings to previously constructed floors and walls.

035 — Class 35 includes mainly services rendered by persons or organizations principally with the object of: 1. help in the working or management of a commercial undertaking, or 2. help in the management of the business affairs or commercial functions of an industrial or commercial enterprise, as well as services rendered by advertising establishments primarily undertaking communications to the public, declarations or announcements by all means of diffusion and concerning all kinds of goods or services.