The validity of the Trademark Review and Adjudication Board's ruling is as follows: If the party concerned does not file a lawsuit in court regarding the content of the ruling within thirty days from the date of receipt of the notice, the ruling shall become effective. For example, declaring a registered trademark invalid. The trademark was deemed invalid from the beginning.
Legal Basis
Article 34 of the Trademark Law of the People's Republic of China
For trademarks that reject applications and refuse to be announced, the trademark The Office shall notify the trademark registration applicant in writing. If the trademark registration applicant is dissatisfied, he may apply to the Trademark Review and Adjudication Board for review within fifteen days from the date of receipt of the notice. The Trademark Review and Adjudication Board shall make a decision within nine months from the date of receipt of the application and notify the applicant in writing. If there are special circumstances that require an extension, it can be extended for three months with the approval of the industrial and commercial administration department of the State Council. If the party concerned is dissatisfied with the decision of the Trademark Review and Adjudication Board, it may file a lawsuit with the People's Court within thirty days from the date of receipt of the notice.
Article 46
Upon expiration of the statutory period, the party concerned does not apply for review of the Trademark Office’s decision to declare the registered trademark invalid or to the Trademark Review and Adjudication Board’s review decision, maintain the registered trademark or declare If the invalidity of a registered trademark is ruled not to be brought to the People's Court, the decision of the Trademark Office or the review decision or ruling of the Trademark Review and Adjudication Board shall take effect.