With the declaration provided for in Article 64(5). (see PCT Notification No. 16 and No. 89)
Signature by the Soviet Union: December 23, 1970; Ratification: December 29, 1977; Entry into force: March 29, 1978. Declaration of continued application by the Republic of Tajikistan: February 14, 1994. Entry into force date given as date of independence.