What is patent retrieval?

Patent retrieval is the need to retrieve patents before scientific research and patent application, so as to avoid repeated development and infringement of others' patent rights. Searching in advance can also judge whether it is possible to obtain a patent right for this technological achievement. You can go to China National Intellectual Property Administration Patent Document Library to search for patents manually, or you can search for patents online by computer or patent CD-ROM.

Patent information retrieval is a term summarized by people engaged in patent literature work in long-term work practice, which refers to the activity of finding patent information.

Simply put, patent information retrieval is the search for patent information. Quoting the Dictionary of Invention Patent Licensing and Patent Information Terms published by the National Committee for Invention and Discovery of the former Soviet Union 1986, it is defined as the process of selecting documents or information that meet a certain requirement from a large number of patent documents or patent databases according to a data feature.