If the patent applicant or patentee meets one of the following conditions, he may request China National Intellectual Property Administration to reduce or exempt the above fees:
(1) Individuals whose average monthly income in the previous year was less than 3,500 yuan (42,000 yuan per year).
(2) Enterprises with taxable income of less than 300,000 yuan in the previous year.
(3) Institutions, social organizations and non-profit scientific research institutions.