Country Lists
Lists
Member country lists for international patent and trademark treaties and conventions.
3 itemsContracting States (Trademarks - Madrid Protocol)
See the current list of Madrid Protocol contracting parties for international trademark filings and portfolio planning.
PCT Contracting States
Complete list of 158 Patent Cooperation Treaty (PCT) contracting states with entry dates and country codes.
European patent countries (2026)
Complete list of European patent countries with entry dates and country codes.
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