The consequence of not paying the annual fee is that the patent right will be terminated before the expiration of the time limit. According to the relevant laws and regulations, if the annual fee is not paid as required, the patent right will be terminated before the expiration of the time limit. And shall be registered and announced by the patent administration department of the State Council.
Legal objectivity:
Article 43 of the Patent Law of People's Republic of China (PRC), the patentee shall pay the annual fee from the year when the patent right is granted. Article 44 of the Patent Law of People's Republic of China (PRC) is under any of the following circumstances: (1) Failing to pay the annual fee as required; (2) The patentee waives his patent right in writing. Where the patent right is terminated before the expiration of the time limit, it shall be registered and announced by the patent administration department of the State Council.