Article 6Limitation of the effects of a trade mark
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.