Is it necessary to have an agent to apply for a patent?

Legal analysis: you don't need to find an agent to apply for a patent. Units or individuals applying for patents and handling other patent affairs in China may entrust a legally established patent agency to handle them.

Legal basis: Article 19 of the Patent Law of People's Republic of China (PRC). China units or individuals applying for patents or handling other patent affairs in China may entrust a patent agency established according to law.