Where a communication is submitted to the empowered authority by a person acting as an agent and the requisite power of attorney is missing, the empowered authority will request that the power be submitted to it within the prescribed time limit and, at the end of this period, the communication by the said person shall have no effect. The presentation and contents of the power of attorney shall be fixed by an Order of the Minister in charge of industry. Article 189: Industrial property registry The empowered authority shall keep registers in which all the records provided for by this Law shall be made. These shall be the: 1° register of patents; 2° register of utility model certificates; 3° register of industrial designs and models; 4° register of marks; 5° register of geographical indications; 6° register of layout designs (topographies) of integrated circuits. The empowered authority shall also keep a directory of companies and trade names in order to facilitate examination and registration of marks, geographical indications and other distinctive signs. Any interested person may consult one or other of the registers referred to in paragraph one of this article and obtains extracts there from in return for payment of the prescribed fee. Article 190: Publication The empowered authority shall make the publications provided for by this Law in the Official Gazette and/or in any other official bulletin. Article 191: Correction of errors, extension of deadlines The empowered authority may, subject to the provisions of the related implementing administrative regulations, rectify any error in translation, transcription or script appearing in an application, a filed document or an entry under this Law or the related implementing administrative regulations. Where the empowered authority considers that the circumstances so justify, he may, on written request, extend, subject to the conditions it fixes and after the parties have been notified, the deadline accorded for performing an act or undertaking a procedure under this Law. An extension may be granted, even if the deadline has expired.