World Intellectual Property Organization

Treaties and Contracting Parties

Contracting Parties  >   Patent Cooperation Treaty > Switzerland 

 Date
SignatureJune 19, 1970
RatificationSeptember 14, 1977
Entry into forceJanuary 24, 1978

Declarations, Reservations etc.

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 This declaration was withdrawn on June 1, 1995, with effect from September 1, 1995.

 

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