LI Guijia
(Examination Department of Material Engineering Invention, China National Intellectual Property Administration, Beijing 102206, China)

Abstract: In view of the fact that the patent punitive compensation system with higher international standard has been established in China, this article is aimed to summarize patent applications in the field of ceramics, with aspects including the number of annual patent applications, the patent legal status, the main countries of patent applications in China, the main applicants and technical directions at home and abroad during 2017–2022. Point out the issues that the innovation subjects should pay attention to in intellectual property work.
Key words: ceramic; the overview of patent applications; applicants; technical direction