Ask the experts to point out which documents should be written for the utility patent, how many arguments should be written for each document, whether it is possible and what matters should be paid attention to. To apply for a patent for invention or utility model, a written request, a specification, an abstract thereof, a patent claim and other documents shall be submitted.

The request shall specify the name of the invention or utility model, the name of the inventor or designer, 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 indicate the scope of patent protection.

To apply for a patent for a design, the applicant shall submit a request, a picture or photograph of the design and other documents, and shall specify the product and its category in which the design is used.