(1) Search for "People's Republic of China (PRC), China National Intellectual Property Administration and official website" on the search engine, and click to enter.
(2) Click on the patent examination information query. After entering the patent inquiry, follow the prompts to enter the link of patent inquiry.
(3) Click to enter the public inquiry, and then fill in the information (personal name, patent name) for inquiry. From the legal point of view, "patent" usually refers to patent right. Patent right means that the patentee enjoys the exclusive right to his invention and creation within the statutory time limit.