European Convention on the International Classification of Patents for Invention

(ETS No. 017)

Open for signature by the member States of the Council of Europe, in Paris, on 19 December 1954.

Entry into force : 1 August 1955.
This Convention was denounced by all Parties and ceased to be in force as from 18 February 1999.

Summary of the treaty

The aim of the Convention is to promote a uniform system of classification of patents for inventions likely to contribute to the harmonisation of national legislation.