In China, the cost of patent application includes filing fee, authorization fee and maintenance fee.
The application fee refers to the fee that needs to be paid when submitting a patent application.
License fee refers to waiting for patent examination and approval.
Pay a license fee to obtain a patent authorization.
Maintenance fee is the fee that needs to be paid regularly to maintain the effectiveness of patent protection after the patent is authorized.
Different types and countries have different patent application fees, and the specific fee composition and standards can be found in the corresponding patent office in official website. Before applying for a patent, it is recommended to consult official website of the Patent Office or a professional intellectual property lawyer for specific fee information.