Other states parties must choose one of the official languages of the EPO as the “regulated language” into which European patents must be translated in order to enter into force in their country. However, they reserve the right to require a translation of claims into one of their official languages. This agreement was signed by ten countries, namely Denmark, France, Germany, Liechtenstein, Luxembourg, Monaco, the Netherlands, Sweden, Switzerland and the United Kingdom. To enter into force, instruments of ratification had to be deposited by at least eight countries, including at least France, Germany and the United Kingdom. . . .