Patents are divided into three categories, which are inventions, utility models and designs. (1) annual fee for invention patent: 1-3 years 900 yuan; 4-6 years 1200 yuan; 7-9 years 2000 yuan; 10- 12 4000 yuan; 2005 13-65438+6000 yuan; 16-8,000 yuan in 20 years. (2) Annual fee for utility model and design: 1-3 years 600 yuan; 4-5 years in 900 yuan; 6-8 years 1200 yuan; 9- 10 2000 yuan.
Note: The annual patent fee that can be extended is three years from the year when the patent right is granted.