Patent retrieval is a process of selecting documents or information that meet specific requirements from a large number of patent documents or patent databases according to one or several characteristics. Patent retrieval is a specific channel and method to find patent specifications. Including using all kinds of commonly used patent retrieval tools and mastering commonly used retrieval methods. Commonly used retrieval tools include: all kinds of patent reference books, such as patent classification table, patent abstract, patent document announcement, patentee index, patent announcement, etc. Mainly in the patent search website to query similar patents, re-analysis. The specific steps are: 1, determine keywords according to the technical scheme you want to apply for; 2. 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 search websites and searches can be conducted in the following ways: 1. Open the soopat website, enter the corresponding keywords to search, or click the table on the right to search more accurately; 2. China National Intellectual Property Administration website can also be used for searching. Other patent search websites can be realized.
Legal analysis
People's Republic of China (PRC) Patent Law Article 2 Invention-creation as mentioned in this Law refers to inventions, utility models and designs. Invention refers to a new technical scheme proposed for a product, method or its improvement. Utility model refers to a new practical technical scheme for the shape, structure or combination of products. Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application, which is made on the shape, pattern or their combination of products and all or part of the combination of colors, shapes and patterns.