it is necessary to examine the relevant professional level of the patent application agency. Because applying for a patent is very professional, for example, when your company is doing a patent for a new chemical synthesis material, you should give priority to whether the agency has experience in writing relevant patent documents or knows talents in related industries.

Investigate whether the patent application agency has relevant agency qualifications. This is very important, otherwise it will cause many patent disputes and other legal problems. Relevant agency qualifications, such as patent agency qualification, trademark agency qualification and copyright agency qualification, can be found on the official website of China National Intellectual Property Administration:

Investigate the customers that the relevant agencies have helped to represent before, and analyze the results of patent agency, such as pass rate, rejection rate and service attitude.

according to the number and scale of employees in patent agencies, professional patent agencies have corresponding professionals to handle different businesses, and the number is generally more than 3.

it is necessary to examine the technical indicators of patent writers in patent agencies, such as perception ability, practical experience in writing, experience in scientific research and development, professional knowledge, legal awareness and foreign language level.