What is the application process of invention patent in Changsha, Hunan?

What is the application process of invention patent in Changsha, Hunan? The examination of invention patents is strict and complicated, especially the examination of novelty, creativity and practicality. Next, Bian Xiao will introduce you to the process of applying for an invention patent in Changsha, Hunan. Changsha invention patent application process If you need professional patent services, Bajie Intellectual Property will help you! Bajie's intellectual property business has developed rapidly, focusing on trademark, patent, copyright, domain name and other intellectual property business directions. Bajie's intellectual property patent application and patent transfer agency services have been recognized by the industry. For patent transfer and patent application transaction, please consult Bajie Intellectual Property Customer Service as soon as possible. What is the application process of invention patent in Changsha, Hunan? First, the examination and approval process of patent application for invention; Accept; First instance; Announce; Request for substantive examination; Substantive review; Authorization two. Documents (1) required to apply for an invention patent: including the name of the invention patent, the name of the inventor or designer, the name and address of the applicant, etc. (2) Description: including the name of the invention patent, its technical field, background technology, invention content, attached drawings and specific implementation methods. (3) Claim: explain the technical features of the invention, and clearly and concisely state the content to be protected. (4) Illustration: Invention patents often have drawings. If only words are enough to describe the technical scheme clearly and completely, there is no need for drawings.