(1) The civil divisions of the regional courts have exclusive jurisdiction, irrespective of the value in dispute, over all actions in which a claim from one of the legal relationships regulated under this Act is asserted (patent litigation cases).
(2) The Land governments are authorised to assign, by statutory instrument, patent litigation cases for the districts of more than one regional court to one such regional court. The Land governments may delegate this authorisation to the Land departments of justice. In addition, the Länder may, by agreement, delegate duties incumbent upon the courts of one Land to the competent court of another Land, as a whole or in part.
(3) In respect of the costs arising from the participation of a patent attorney in the litigation, fees pursuant to section 13 of the Act on the Remuneration of Lawyers (Rechtsanwaltsvergütungsgesetz) and the patent attorney’s necessary expenses are to be reimbursed.