[ REPUBLIC OF ANGOLA Article 65 (Recording) 1. Acts involving the transfer of ownership or the termination or exploitation of a patent, an industrial design, a mark, an award or the name or emblem of an establishment shall be recorded by the body responsible for managing and granting industrial property rights, and only thus shall they be valid in relation to third parties. 2. Recording may be requested by any of the interested parties. Article 66 (Cancellation by judicial act) 1. A patent, an industrial design or the registration of a mark, an award, or the name or emblem of an establishment can be cancelled only by a judicial decision, which shall be registered with the body responsible for the management of industrial property rights. 2. Legal proceedings for cancellation may be brought by individuals with a direct interest therein or on the initiative of the Public Prosecutor’s Office. Article 67 (Representative) Where the habitual residence or principal place of work of a depositor lies outside the country or locality in which the industrial property management body has its headquarters, he must be represented before said body by a representative. CHAPTER IX Infringements of industrial property rights Article 68 (Violation of rights conferred by a patent) 1. A person shall be liable for prosecution where: a) they manufacture, without authorization from the patent owner, the goods or products covered by the subject matter of said patent; b) they use the methods or processes that are the subject matter of the patent without due authorization ;