How much does it cost to invalidate the patent?

1. Application fee: application fee 950 yuan (including printing fee 50 yuan) 2. Examination fee This fee is only paid when applying for invention patent, but not when applying for utility model and design. The examination fee for invention application is 2500 yuan. 3. Patent Registration Fee Applicants need to pay patent registration fee and announcement printing fee after receiving the patent authorization notice and registration notice. 250 yuan+Stamp Duty After analyzing the above contents, 5 yuan believes that everyone already knows the specific costs of applying for a national invention patent, including the application fee, examination fee and patent registration fee. And if you get a national patent, you will have to pay an annual patent fee every year. The quotation for applying for an invention patent in Bajie Intellectual Property official website is: 4,880 yuan.