---
title: "Get Patent"
method: GET
path: "/patents/{patent_number}"
tags: ["Patents"]
---

# Get Patent

`GET /patents/{patent_number}`

## Request

- Base URL: `https://api.lexmachina.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.lexmachina.com/patents/{patent_number}`
- Auth: HTTP bearer

Gets data for a single uspto patent.

- **patent_number**: the patent number

## Path parameters

- `patent_number` string, required

## Response `200`

Success

- PatentData
  - `number` string, required
  - `title` string, nullable
  - `abstract` string, nullable
  - `inventors` Inventors, required
    - `inventors` string[], required
    - `originalAssignee` unknown[], required
      - unknown
    - `filingDate` string, date, required
    - `issueDate` string, date, required
  - `districtCourtCases` PatentCaseInformation, required
    - `numberOfCases` integer, required
    - `findings` PatentFindings[], required
      - `caseId` integer[], required
      - `type` string[], required
      - `winner` string, required
  - `orangeBook` OrangebookPatent[], required
    - `applicationNumber` string, required
    - `productNumber` string, required
    - `tradeName` string, nullable
    - `activeIngredient` string, nullable
    - `applicant` string, nullable
    - `strength` string, nullable
    - `dosageFormRoute` string, nullable
    - `patentExpirationDate` string, date, nullable
    - `pediatricExclusivityExpirationDate` string, date, nullable

## Other responses

- `401`: Invalid or expired token
- `404`: Not found
- `422`: Error - 422

## Changes

- **2026-11-04** `9ebaec5d3551`: 1 info
  - added the required property `orangeBook` to the response with the `200` status

[Operation history](https://skmtc.dev/lexmachina/apis/lex-machina-api/changes/patents/:patent_number/get.md)

---

[API](https://skmtc.dev/lexmachina/apis/lex-machina-api.md) - [All operations](https://skmtc.dev/lexmachina/apis/lex-machina-api/llms.txt) - [OpenAPI document](https://skmtc.dev/lexmachina/apis/lex-machina-api/revisions/9ebaec5d3551?raw)