WIPO-PCT Contracting States.

The Patent Cooperation Treaty  The (PCT) now has 159 Contracting States, as indicated on the Introduction to the Patent Cooperation Treaty (PCT) page, administered by the World Intellectual Property Organization #WIPO. 

In Portugal, the #INPI – Instituto Nacional da Propriedade Industrial | Justiça.gov.pt  is the authority responsible for managing and ensuring international patent protection via the PCT, representing the country among the Contracting States.