How to carry out patent search in China National Intellectual Property Administration? What is the address?

When enterprises and individuals need to apply for patents for their inventions and designs, or in the process of designing product development technology, they need to have a clear understanding of patent information. In addition to paying some patent agencies to search, relying on the Internet for patent search can greatly save time and cost. So how does China National Intellectual Property Administration patent search work? What is the address? What is the address of China National Intellectual Property Administration patent search and China National Intellectual Property Administration patent search? China National Intellectual Property Administration official website (including China patents only) how to operate China National Intellectual Property Administration patent search? First, determine keywords according to the technical scheme you want to apply for; Search for existing patents on the patent search website according to keywords, and analyze whether it is similar to the patent you want to apply for. Patent retrieval website and retrieval can be carried out in the following ways: open China National Intellectual Property Administration patent retrieval website, input corresponding keywords for retrieval, or click the table on the right for more accurate retrieval; Simple retrieval is mainly suitable for users who are not majoring in intellectual property. Simple keywords or retrieval methods, the retrieval results are vague and broad. Advanced retrieval is mainly suitable for professional users with certain intellectual property knowledge. The retrieval is carried out in a professional way with high precision and clear objectives. IPC and locarno classification retrieval retrieves patent information according to IPC and locarno classification of patents. The search results page mainly displays a list of patent information, showing the summary information of patent information such as patent status, applicant and application date. China National Intellectual Property Administration's free patent search can only go so far. If more advanced and detailed patent retrieval function is needed, it is suggested to consult a professional patent lawyer or agent or buy professional patent tools.