How to punish the patent that is still used after its expiration?

Legal analysis: if the patent continues to be used after the expiration of the patent right, the administrative department for patent affairs shall order it to make corrections and make an announcement, confiscate the illegal income and may impose a fine of less than 4 times the illegal income; If there is no illegal income, a fine of less than 200,000 yuan may be imposed; If a crime is constituted, criminal responsibility shall be investigated according to law.

Legal basis: Article 63 of the Patent Law of People's Republic of China (PRC), in addition to bearing civil liability according to law, the administrative department for patent affairs shall order it to make corrections and make a public announcement, confiscate its illegal income, and may impose a fine of less than four times its illegal income; If there is no illegal income, a fine of less than 200,000 yuan may be imposed; If a crime is constituted, criminal responsibility shall be investigated according to law.