Article 158
(1) Unless otherwise agreed in the contract, person who has an exclusive license, in case of infringement of industrial property right by a third party, may institute legal proceeding on his own, which may be filed by the right owner in line with this Code.
(2) Person who has non-exclusive license, if right to institute a legal proceeding due to infringement of industrial property right is not expressly limited in the contract, with a notification, shall request the right owner to institute the required legal proceeding. In case the right holder does not accept this request or does not file the requested legal proceeding within three months, licensee may institute the legal proceeding in its own name and to the extent of his own interests. Licensee who institutes a legal proceeding according this paragraph shall notify the legal proceeding to right owner.
(3) The licensee, in the presence of serious damage risk and before the expiration of the relevant period, may request the court to order an interlocutory injunction. In cases where court orders an interlocutory injunction, licensee shall be authorized to institute a legal proceeding. In such case, terms specified in the second paragraph shall be completed while trial continues.