If the patent fee is paid in person to the Patent Office or the Patent Office Agency, the payment day shall be the day of payment. If the fee is paid by post office remittance, the postmark date remitted by the post office shall be the payment date. If fees are paid by bank transfer, the date of actual remittance by the bank shall be the payment date. If fees are paid directly to the patent administration department of the State Council, the day of payment shall be the day of payment. If the fee is paid by post office remittance, the postmark date remitted by the post office shall be the payment date. If fees are paid by bank remittance, the date of actual remittance by the bank shall be the date of payment; however, if it exceeds 15 days from the date of remittance to the date of receipt by the Patent Administration Department of the State Council, unless a certificate is issued by the post office or bank, the date of payment shall be the date of payment by the Patent Administration Department of the State Council. The date of receipt by the department is the date of payment. "Patent Law" Article 94: Various fees stipulated in the Patent Law and these Rules may be paid directly to the Patent Administration Department of the State Council, or by remittance through the post office or bank, or in other ways prescribed by the Patent Administration Department of the State Council. If remittance is made through the post office or bank, the correct application number or patent number and the name of the fee paid shall be stated on the remittance form sent to the patent administration department of the State Council. Those who do not comply with the provisions of this paragraph shall be deemed to have failed to complete the payment procedures. If the fee is paid directly to the Patent Administration Department of the State Council, the day of payment shall be the day of payment; if the fee is paid by post office remittance, the postmark date remitted by the post office shall be the date of payment; if the fee is paid by bank remittance, the actual remittance by the bank shall be the date of payment. The day of payment is the day of payment. If the patent fee is overpaid, repaid, or wrongly paid, the party concerned may submit a refund request to the patent administration department of the State Council within 3 years from the date of payment, and the patent administration department of the State Council shall refund the patent fee. Article 95 The applicant shall pay the application fee, publication printing fee and necessary application surcharge within 2 months from the date of application or within 15 days from the date of receipt of the acceptance notice; if the application fee is not paid upon expiration or is not fully paid, , the application will be deemed withdrawn. If the applicant claims priority, he shall pay the priority request fee at the same time as the application fee; if the application fee is not paid upon expiration or is not paid in full, it shall be deemed that priority has not been claimed. Article 96 If a party requests substantive examination or reexamination, it shall pay the fee within the relevant time limit stipulated in the Patent Law and these Rules; if the fee is not paid upon expiration or in full, the request shall be deemed not to have been made. Article 97 When the applicant goes through the registration formalities, he shall pay the patent registration fee, the announcement printing fee and the annual fee for the year when the patent right is granted; if the applicant fails to pay or fails to pay in full upon expiration, it shall be deemed that the registration formalities have not been completed.