China National Intellectual Property Administration (CNIPA) Patent Search and Service System (Official)
Resource Type: Full-Text Patent Database
Access Range: Publicly accessible online resource (Not purchased by the library)
Access Address: Online Access
The China National Intellectual Property Administration (CNIPA) Patent Search and Service System provides comprehensive access to patents accepted in China since 1985, with full-text viewing and downloading capabilities.
Retrieval Functions:
Conventional search
Table search
Drug-specific search
Search history
Search result browsing
Document browsing
Batch downloading
Analysis Functions:
Quick analysis
Customized analysis
Advanced analysis
Analysis report generation
Data Coverage:
Includes patent data from 103 countries, regions, and organizations, covering China, United States, Japan, South Korea, United Kingdom, France, Germany, Switzerland, Russia, European Patent Office (EPO), and World Intellectual Property Organization (WIPO), along with citation, patent family, and legal status information.
Update Schedule:
Chinese and foreign patent data: Every Wednesday
Patent family and legal status data: Every Tuesday
Citation data: Monthly updates
