Article 5

1. If the parties to a dispute concerning the right to the grant of a European patent have concluded an agreement, either in writing or verbally with written confirmation, to the effect that a court or the courts of a particular Contracting State shall decide on such a dispute, the court or courts of that State shall have exclusive jurisdiction.

2. However, if the parties are an employee and his employer, paragraph 1 shall only apply in so far as the national law governing the contract of employment allows the agreement in question.