The invention patent right is twenty years from the date of application. According to the relevant laws and regulations, the term of invention patent right in China is 2 years, the term of utility model patent right and design patent right is 1 years, and the starting date of the above rights is the application date. Legal objectivity:
Article 42 of the Patent Law of the People's Republic of China has a term of 2 years for invention patents, and 1 years for utility model patents and design patents, both of which are counted from the date of filing. Article 43 of the Patent Law of the People's Republic of China, the patentee shall pay the annual fee from the year when the patent right is granted. Article 44 of the Patent Law of the People's Republic of China is under any of the following circumstances: (1) Failing to pay the annual fee as required; (2) The patentee renounces 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.