Hier eine Liste von Patent- und Markenämter weltweit welche ich auch oft verwende:
Patent Offices Worldwide
Australia | Austria | Belgium | Brazil | Canada | China | Czech Republic
Denmark | Finland | Germany | Hungary | India | Indonesia | Ireland
Israel | Italy | Japan | Korea | Latvia | Luxembourg | Malaysia
Mexico | Netherlands | New Zealand | Norway | Romania | Russia
Singapore | Slovenia | South Africa | Spain | Sweden | Switzerland