2. However, as regards registered Community designs, legal acts referred to in Articles 28, 29 and 32 shall only have effect vis-à-vis third parties in all the Member States after entry in the register. Nevertheless, such an act, before it is so entered, shall have effect vis-à-vis third parties who have acquired rights in the registered Community design after the date of that act but who knew of the act at the date on which the rights were acquired.
3. Paragraph 2 shall not apply to a person who acquires the registered Community design or a right concerning the registered Community design by way of transfer of the whole of the undertaking or by any other universal succession.
4. Until such time as common rules for the Member States in the field of insolvency enter into force, the effects vis-à-vis third parties of insolvency proceedings shall be governed by the law of the Member State in which such proceedings are first brought under the national law or the regulations applicable in this field.