New patent classification system
The previous seven technical fields related to the 4th Industrial Revolution* have been expanded and improved to 16 technical fields** and added to the advanced patent classification (CPC) system...
Korean Patent Classification (KPC)
The Korean Patent Classification (KPC) is its own patent classification system introduced in 2022 to solve the overcrowding phenomenon of prior literature in CPC classification sites and to improve the efficiency and accuracy of classification search...