1. Patent reexamination procedure: the reexamination of a patent application refers to that an applicant submits a reexamination request to the patent administrative department in the State Council, and after examination by the patent administrative department in the State Council, it finds that it does not meet the requirements for patent application and meets the conditions for rejection, and the applicant refuses to accept the decision of the patent administrative department in the State Council and submits a reexamination request to the Patent Reexamination Board in the State Council.
2. Time limit for patent reexamination: A patent reexamination board shall be established in China National Intellectual Property Administration. If the applicant for a patent refuses to accept the decision of the Patent Office to reject the application, he may, within 3 months from the date of receiving the notice, request the Patent Reexamination Board for reexamination. After reexamination, the Patent Reexamination Board shall make a decision and notify the patent applicant. If the patent applicant refuses to accept the reexamination decision of the Patent Reexamination Board, he may bring a lawsuit to the people's court within 3 months from the date of receiving the notice.
3. Patent reexamination fee: Invention patent 1 000 yuan, utility model patent and appearance patent 300 yuan. If you find an agent, you still need a certain agency fee. I hope I can help you adopt it.