Article 6

1. The trade mark shall not entitle the proprietor to prohibit a third party from using, in the course of trade:

(a) his own name or address;

(b) indications concerning the kind, quality, quantity, intended purpose, value, geographical origin, the time of production of goods or of rendering of the service, or other characteristics of goods or services;

(c) the trade mark where it is necessary to indicate the intended purpose of a product or service, in particular as accessories or spare parts;

provided he uses them in accordance with honest practices in industrial or commercial matters.

2. The trade mark shall not entitle the proprietor to prohibit a third party from using, in the course of trade, an earlier right which only applies in a particular locality if that right is recognised by the laws of the Member State in question and within the limits of the territory in which it is recognised.