Trademark Act Article 48
Grounds for opposition and time limit on filingAny person may file an opposition to registration of a trademark with the Registrar Office within three months from the day following the date of publication of registration on the grounds that such registration falls under Paragraph 1 of Article 29, Paragraph 1 of Article 30, or Paragraph 3 of Article 65.The opposition referred to in the preceding paragraph may be filed for some of the designated goods or services of the registered trademark.An application for opposition shall be filed against a single registered trademark.