(1) The regional courts shall 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 (disputes on signs).
(2) The Land governments shall be authorised to assign, by statutory instrument, disputes on signs in whole or in part for the districts of more than one regional court to one such regional court in so far as this serves the factual advancement or more rapid conclusion of the proceedings. 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, in whole or in part.
(3) In order to secure the claims for injunctive relief specified in this Act, iterim injunctions may also be issued without presentation and substantiation of the requirements specified in sections 935 and 940 of the Code of Civil Procedure.
(4) In respect of the costs arising from the participation of a patent attorney in a dispute on a sign, fees pursuant to section 13 of the Act on the Remuneration of Lawyers as well as the necessary expenses of the patent attorney shall be reimbursed.