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IP Treaties Collection
Contracting Parties Patent Cooperation Treaty Switzerland

Dates Signature: June 19, 1970 Ratification: September 14, 1977 Entry into force: January 24, 1978

Declarations, Reservations

Ratification contained a declaration provided for in Article 64(1)(a). This declaration was withdrawn on June 1, 1995, with effect from September 1, 1995. (see PCT Notification No. 103)