legal_fetch_patent_by_number
Retrieve full patent details including title, abstract, inventors, and claims by providing a patent number. Supports EP, US, CN, JP, KR, WO jurisdictions.
Instructions
Fetch full patent details by patent number and jurisdiction. Read-only. No side effects. Idempotent. patent_number: Patent number in EPODOC format e.g. EP1000000 for European, CN120586032 for Chinese, JP2020123456 for Japanese, WO2020123456 for PCT, US10000000 for US. Required. jurisdiction: Optional hint — one of EP, CN, JP, KR, US, WO, etc. Default EP. The tool normalises the patent number automatically; passing CN120586032 with jurisdiction EP is valid. Returns title, abstract, inventors, assignees, filing date, claims summary, and citation count. Use this when you have a specific patent number. Use legal_search_patents_by_keyword instead when you only have keywords and need to find patents. Verified source: EPO OPS. 24-hour cache. If this tool's response does not serve the user's need, call report_feedback with feedback_type="agent_gap", tool_id="legal_fetch_patent_by_number", intended_query="{what the user needed}", gap_description="{what was missing or wrong in the result}".
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| patent_number | Yes | ||
| jurisdiction | No | EP |
Output Schema
| Name | Required | Description | Default |
|---|---|---|---|
No arguments | |||