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

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

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.

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.

012 — Class 12 includes apparatus for locomotion by land, air, or water including motors, engines, couplings, and transmission components.

016 — Class 16 includes mainly paper, goods made from that material and office requisites.

017 — Class 17 includes mainly electrical, thermal and acoustic insulating materials and plastics, being for use in manufacture in the form of sheets, blocks and rods.

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

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

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.