Rule 23

1. Rule 22, paragraphs 1 and 2, shall apply mutatis mutandis to the registration of the grant or transfer of a licence, the establishment or transfer of a right in rem in respect of a European patent application and any legal means of execution affecting such an application.

2. A registration under paragraph 1 shall be cancelled upon request, supported by documents providing evidence that the right has lapsed, or by the written consent of the proprietor of the right to the cancellation of the registration. Rule 22, paragraph 2, shall apply mutatis mutandis.