4 (c) Register of Industrial Designs; (d) Register of Trade Names; (e) Register of Industrial Property Consultants and Other Natural and Legal Persons Approved as Agents and Representatives. (2) Consultation of the Registers and of certain elements in the files shall be free of charge. Extracts from the Registers may be obtained against payment of the fee laid down in Annex I. (3) In addition to the entries in the Registers referred to in paragraph (1), above, with respect to the operations carried out in application of this Decree, the following entries shall be made in those Registers for all industrial property titles governed by this Decree: (a) change of name or address of applicant or owner; (b) change of business name of applicant or owner; (c) withdrawal of application; (d) relinquishment of application; (e) transaction concerning industrial property title; (f) cancellation of industrial property title; (g) removal of industrial property title. (4) The Register referred to in Article 9(1)(e) of this Decree shall contain the entry of any change of name, business designation or address concerning industrial property consultants approved by the Office. (5) Entry of instruments concerning licenses and assignments and those concerning court decisions shall be made in the Registers referred to in Article 9(1)(a) to (d) of this Decree. (6) The Office shall publish an Official Gazette of Industrial Property at regular intervals. The Office shall lay down the frequency of its publication together with the selling price per copy or through subscription. (7) Any entry made in the Registers referred to in Article 9(1)(a) to (d) of this Decree shall be mentioned in the Official Gazette of Industrial Property. 10. Applications for patents, certificates of addition, inventors’ certificates, trademarks and industrial designs filed in Madagascar shall use, respectively, the International Patent Classification established by the Strasbourg Agreement of March 24, 1971, the International Classification of Goods and Services for the Purposes of the Registration of Marks, established by the Nice Agreement of June 15, 1957, and the International Classification for Industrial Designs, established by the Locarno Agreement of October 8, 1968.