If a patent applicant or patentee requests a fee reduction, the following supporting materials must be provided according to the type of patent applicant or patentee: 1. If an individual requests a reduction in patent fees, the fee shall be The application for reduction of payment should truthfully fill in the income of the previous year, and submit the annual income certificate issued by the unit where you work; if you do not have a fixed job, submit the certificate issued by the county-level civil affairs department or the township people's government (sub-district office) of the place of household registration or habitual residence. Proof of financial difficulties. 2. If an enterprise requests a reduction in patent fees, it shall truthfully fill in the economic difficulties in the request for fee reduction and submit a copy of the annual corporate income tax return for the previous year. During the settlement period, the enterprise shall submit a copy of the annual corporate income tax return for the previous year. 3. Public institutions, social groups, and non-profit scientific research institutions that request a reduction in patent fees must submit copies of legal person certification materials. 4. The certificate issued by the patent management department of the people's government at or above the municipal level shall state the nature of the unit requesting patent fee reduction, whether it is an enterprise, an institution, or an agency group, and explain its economic difficulties. To apply for trademark rights, you need to pay corresponding trademark maintenance fees every year, and to apply for patent rights, you also need to pay corresponding fees. This is an obligation that the patentee should bear in order to maintain the patent rights, but for individuals or individuals with real financial difficulties or It is an employer. As long as you meet the conditions for fee reduction and exemption and can provide genuine supporting materials, you can appropriately reduce the fee.