Patent application fees can be paid directly to the Patent Administration Department of the State Council, through post office or bank remittance, 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. Article 94 of the "Detailed Implementation Rules for the Patent Law of the People's Republic of China" The various fees stipulated in the Patent Law and these Rules may be paid directly to the Patent Administration Department of the State Council, or may be paid by post office or bank remittance, or in the form of Payment shall be made in other ways prescribed by the patent administrative department. If payment is made through post office or bank remittance, the correct application number or patent number and the name of the fee paid shall be stated on the remittance 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.