What is the task of preliminary examination of patent application?

Legal analysis: the main purpose of preliminary examination is to find out whether the invention applying for patent meets the requirements of the patent law on form, so as to prepare for future public and substantive examination; Find out whether the utility model and design applying for patent conform to the provisions of the patent law on granting patent right, and grant patent right to the utility model and design that meet the authorization conditions according to law.

Legal basis: Article 26 of the Patent Law of People's Republic of China (PRC), when applying for a patent for invention or utility model, a request, specification, abstract, patent right and other documents shall be submitted.

The request shall specify the name of the invention or utility model, the name of the inventor, the name and address of the applicant and other matters.

The specification shall give a clear and complete description of the invention or utility model, which shall be subject to the realization of the technical personnel in the technical field; Attached drawings shall be attached when necessary. The technical points of the invention or utility model shall be briefly explained.

The patent claim shall be based on the specification, and clearly and briefly define the scope of patent protection.

For inventions that rely on genetic resources, the applicant shall state the direct source and original source of genetic resources in the patent application documents; If the applicant cannot explain the original source, it shall explain the reasons.