China Patent Database (Chinese/English) CNIPR
China Patent Database (Chinese/English) CNIPR
The China National Intellectual Property Administration has created an online search service with minimal update lag. 【Features】 ○ Searchable in both Chinese and English for all Chinese patent documents since September 10, 1985. ○ A comprehensive and highly reliable patent database that includes utility models. ○ Filtering functions to narrow down by logical operations, registered patents, and expired patents, with the ability to save search queries. ○ Capable of handling large volumes of cases, with options for EXCEL output and TIF publication downloads. ○ Handles full content in addition to summaries and all claims, allowing for more accurate searches. ● For other functions and details, please download the catalog.
- 企業：プロパティ
- 価格：Other
