Patent reexamination requires the following materials:
1. Request for reexamination. And the content should include the applicant’s basic identity information, reexamination facts and reasons, reexamination application,
Legal basis
The 60th Implementing Rules for the Patent Law of the People’s Republic of China Article
When requesting a reexamination to the Patent Reexamination Board in accordance with the provisions of Article 41 of the Patent Law, a reexamination request shall be submitted stating the reasons and, if necessary, relevant evidence shall be attached.
If the reexamination request does not comply with the provisions of Article 19, Paragraph 1, or Article 41, Paragraph 1 of the Patent Law, the Patent Reexamination Board shall not accept the request and shall notify the reexamination requester in writing and explain the reasons.
If the reexamination request does not comply with the prescribed format, the reexamination requester shall make corrections within the time limit specified by the Patent Reexamination Board; if the reexamination request is not made within the time limit specified by the Patent Reexamination Board, the reexamination request shall be deemed not to have been filed.