Invention patent: refers to a new technical scheme proposed for a product, method or its improvement. For example, the manufacturing method or technology of products, the formula of materials and the formula of drugs. Patent for utility model: refers to a new technical scheme suitable for practical use for the shape, structure or combination of products. Apply for a patent for utility model for any product structure, shape or combination of shape and structure. Design patent: refers to a new design that is aesthetically pleasing and suitable for industrial application for the shape, pattern, color or combination of products. What is emphasized here is "appearance", which is appearance. For example, handicrafts, packaging boxes, packaging bags and packaging boxes are all designs.
Prepare application documents:
1, writing patent application documents;
2. Make application documents;
3. Submit a patent application and obtain a patent application number.
Review:
The Chinese Patent Office examines the patent application documents, and the patent agent makes patent corrections, replies and changes during the examination process. When necessary, the applicant shall cooperate with the patent agent to complete the above work.
Review conclusion
According to the review, China Patent Office will authorize or reject the review conclusion. This process usually takes about 3~6 months for design, 3~6 months for utility model and 1~2 years for invention patent.