The AI Pat+ Patent Search and Analysis System collects patent data from 170 patent offices worldwide, including information such as citations, patent families, legal status, and transactions, with a total volume exceeding 170 million records. It comprehensively includes the full-text patents from China, the United States, Japan, Germany, the United Kingdom, France, Switzerland, the EPO, and WIPO. It can be used for patent searches, patent analysis, pre-patent application evaluations, and more.
Access Address: https://aipat.cnki.net
Access Method: On-campus IP-controlled access.
Access Period: From now until April 15, 2026
Library
November 24, 2025