Hello: Applying for a patent is the same everywhere. There are no geographical restrictions. There are three types of patents: appearance patents, utility model patents, and invention patents.
The most important thing in patent application is patent search and patent writing. What you are applying for is an invention patent. Invention patents are the most valuable and the most difficult to apply for.
(2) Invention patent: 1. Application fee: 900 yuan, printing fee: 50 yuan 2. Patent registration, printing, printing fee: 205 yuan in total 3. Substantive examination fee: 2,500 yuan. 4. Annual fee: 900 yuan per year for 1-3 years, 1,200 yuan per year for 4-6 years, 2,000 yuan per year for 7-9 years, 4,000 yuan per year for 10-12 years, 6,000 yuan per year for 13-15 years, 6,000 yuan per year for 16-20 years. 8,000 yuan per year.
I hope it will be helpful to you and hope you will adopt it