---
title: "A009 Most Litigated Patents"
method: GET
path: "/insights/most-asserted"
tags: ["Technology Key Report"]
---

# A009 Most Litigated Patents

`GET /insights/most-asserted`

## Request

- Base URL: `https://connect.patsnap.com`
- URL: `https://connect.patsnap.com/insights/most-asserted`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/patsnap/apis/patsnap-open-platform-api/docs/insights/most-asserted/get.ts> (a function with typed inputs; its response is checked against the schema)

Identify the patents involved in the most number of litigation cases. This indicates litigation risk associated to patenting in a similar technology space. Returns the Top 10 patents by litigation count.

## Query parameters

- `apply_end_time` string: Patent apply date to, format:yyyy
- `apply_start_time` string: Patent apply date from, format:yyyy
- `authority` string: Select the authority of the patent, the default query all databases, eg CN、US、EP、JP. To find more information, refer to https://analytics.zhihuiya.com/status. Example: US OR EP
- `ipc` string: Patent IPC classification
- `keywords` string: Searches for keywords within patent title and summary. Supports AND, OR, NOT search logic, for example "mobile phone AND (screen OR battery)".
- `public_end_time` string: Patent publication date to, format:yyyy
- `public_start_time` string: Patent publication date from, format:yyyy
- `query_text` string: Enter the Analytics Query, with a maximum length of 800 characters and cannot contain complex wildcards such as $W $PRE $WS $SEN $PARA $FREQ .etc

## Response `200`

Successful a009 most litigated patents response.

- A009InsightsMostAssertedResponse
  - `data` A009InsightsMostAssertedMostAssertedResponse[]: response data
    - `year` string: latest case filed
    - `count` integer: cases
    - `title` string: patent title
    - `patent_id` string: patent ID
    - `patent_num` string: patents
  - `status` boolean, required: Status
  - `error_msg` string: Error Message
  - `error_code` integer, required: Error Code

## Other responses

- `401`: Unauthorized.
- `403`: Forbidden.
- `404`: Not Found.

---

[API](https://skmtc.dev/patsnap/apis/patsnap-open-platform-api.md) - [All operations](https://skmtc.dev/patsnap/apis/patsnap-open-platform-api/llms.txt) - [OpenAPI document](https://skmtc.dev/patsnap/apis/patsnap-open-platform-api/revisions/c2264a0de595?raw)