European Patent Convention
Article 166

(1)This Convention shall be open to accession by:

(a)the States referred to in Article 165, paragraph 1;

(b)any other European State at the invitation of the Administrative Council.

(2)Any State which has been a party to the Convention and has ceased to be so as a result of the application of Article 172, paragraph 4, may again become a party to the Convention by acceding to it.

(3)Instruments of accession shall be deposited with the Government of the Federal Republic of Germany.

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