1. Where the applicant withdraws the patent application, it shall submit a declaration of withdrawal of the patent application, with supporting materials signed or sealed by all the applicants, or only submit a declaration of withdrawal of the patent application signed or sealed by all the applicants.
2. Where a patent agency is entrusted, the procedures for withdrawing the patent application shall be handled by the patent agency, and the certification materials signed or sealed by all applicants for agreeing to withdraw the patent application shall be submitted, or only the declaration of withdrawing the patent application signed or sealed by the patent agency and all applicants shall be submitted.
3. No conditions shall be attached to the withdrawal of the patent application.