Searching in databases - China

Tips & tricks for searching in databases

Easy, step-by-step instructions on how to use Chinese search interfaces without knowledge of Chinese. Click on the links below to download the respective search guides.

Number search and document retrieval

• SIPO - Retrieving Chinese documents (PDF, 416 KB)
• NEW: CNIPR - Retrieving Chinese documents (PDF, 553 KB)
• NEW: CNIPR - Monitoring Chinese publications by IPC classes (PDF, 460 KB)
• SIPO - Finding corrected Chinese documents (PDF, 481 KB)
• NEW: PSS - Registration procedure and document retrieval (PDF, 621 KB)

English machine translation

• SIPO - Retrieving a machine translation (PDF, 393 KB) 
• NEW: PSS - Retrieving a machine translation (PDF, 474 KB)

Legal status information

• SIPO - Legal status search in Chinese (PDF, 306 KB)
• SIPO - Retrieving information on fee payment (PDF, 358 KB)
• NEW: SIPO - Online file inspection via "China Patent Inquiry System" (PDF, 611KB)
• NEW: CNIPR - Retrieving citation information (PDF, 452 KB)
• SIPO - Searching re-examination and invalidation decisions (PDF, 202 KB)
  

Searching trade marks and designs

• CTMO - Searching Chinese trade marks (PDF, 421 KB)
• SIPO - Searching Chinese designs using classification (PDF, 390 KB)