What is the official fee for invention patents?

After searching, the fees to be paid are as follows:

Application fee 900 yuan

Publishing and printing fee 50 yuan

The substantive examination fee is 2500 yuan

If you can get the authorization, you should also pay the fee:

Authorization fee is 205 yuan

The annual patent fee for the first year is 900 yuan.

In addition, it is necessary to submit to China National Intellectual Property Administration:

1. Invention-invention patent request, specification, drawings, claims, abstract, abstract drawings, expense reduction request (optional), advance publication (optional), substantive examination request, and authorization that has passed the examination;

2, the utility model patent request, specification, drawings, claims, abstract, abstract drawings, cost reduction request (optional), review qualified authorization;

3, appearance-appearance patent request, pictures or drawings, brief description, cost reduction request (optional), review qualified authorization;