European Patent Convention
Article 169
Entry into force

(1)This Convention shall enter into force three months after the deposit of the last instrument of ratification or accession by six States on whose territory the total number of patent applications filed in 1970 amounted to at least 180 000 for all the said States.

(2)Any ratification or accession after the entry into force of this Convention shall take effect on the first day of the third month after the deposit of the instrument of ratification or accession.

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