(35)Conformity should cover material defects as well as legal defects. Restrictions resulting from a violation of third-party rights, in particular intellectual property rights, could prevent or limit the use of the goods in accordance with the contract. Member States should ensure that in such cases the consumer is entitled to remedies for the lack of conformity as set out in this Directive, unless national law provides for the nullity of the contract or for its rescission in such cases.