How much does a patent agency need?

The agency fees of different patent types and requirements, different regions, different firms and different patent agents (majors, education and experience) are different. Let's take a look at the approximate fee for invention patents: the agency fee can be as low as 4000, and the highest is 1000. It should be noted that it is necessary to know whether the agency fee includes the cost of responding to the review opinions; Utility model: generally at 1800-2200, with a maximum of over 3000; Appearance patent: less than 1000.