People's Republic of China (PRC)'s patent law stipulates that the protection period of any patent right is 20 years.

Legal subjectivity:

The term of the invention patent right is 20 years, and the term of the utility model patent right and the design patent right is 10 years, both counting from the date of application. Inventions and utility models granted patent rights should be novel, creative and practical. The patentee shall pay the annual fee from the year when the patent right is granted.

Legal objectivity:

In Article 42 of the Patent Law of People's Republic of China (PRC), the term of the invention patent right is 20 years, and the term of the utility model patent right and the design patent right is 10 years, all of which are counted from the date of application. 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.