What is the official fee for invention patents?

Legal analysis: 1, application fee in 900 yuan, printing fee in 50 yuan. 2, the patent priority claim fee, only when the inventor put forward this request, in accordance with the provisions of the law only need to pay, generally in the hundreds of yuan. 3, patent application surcharge, the amount of fees depends on the number of pages and projects, there is no specific amount.

Legal basis: People's Republic of China (PRC) Patent Law.

Article 13 After the publication of an application for a patent for invention, the applicant may require the entity or individual who exploited the invention to pay an appropriate fee.

Article 75 When applying for a patent and going through other formalities with the patent administration department of the State Council, the fees shall be paid in accordance with the regulations.