(1) Each person who follows trademark-related procedures shall file an application for an identification number with the Commissioner of the Korean Intellectual Property Office or the President of the Intellectual Property Trial and Appeal Board, as prescribed by Ordinance of the Ministry of Trade, Industry and Energy.
(2) The Commissioner of the Korean Intellectual Property Office or the President of the Intellectual Property Trial and Appeal Board, in receipt of an application under paragraph (1), shall issue an identification number to the applicant and inform the applicant accordingly.
(3) The Commissioner of the Korean Intellectual Property Office or the Presiding Judge of the Intellectual Property Trial and Appeal Board shall issue, ex officio, identification numbers to those who have failed to apply for them under paragraph (1) and inform them of the fact.
(4) Where a person given an identification number pursuant to paragraph (2) or (3) follows trademark-related procedures, he or she shall note his or her identification number on a document prescribed by Ordinance of the Ministry of Trade, Industry and Energy. In such cases, notwithstanding this Act or an order issued under this Act, he or she may choose not to note his or her address (in cases of corporations, referring to the seat of its place of business) on the relevant document.
(5) Paragraphs (1) through (4) shall apply mutatis mutandis to an agent of the person who follows trademark-related procedures.
(6) Filing an application for issuance of an identification number, issuance and notification thereof, and other matters necessary for an identification number shall be prescribed by Ordinance of the Ministry of Trade, Industry and Energy.