USPTO

USPTO Search API

Search patent applications

Documentation GitHub OpenAPI

Operations 2

GET /api/v1/patent/applications/search Search Patent Applications #

POST /api/v1/patent/applications/search Search Patent Applications With Body #

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OpenAPI Specification

openapi: 3.2.0
info:
  title: USPTO Patent File Wrapper Search API
  version: '1.0'
  description: 'USPTO Open Data Portal (ODP) Patent File Wrapper API. Search and retrieve U.S. patent

    application file wrappers including bibliographic data, assignment history, prosecution

    documents (office actions, responses, claims, drawings), continuity, foreign priority,

    attorney/agent info, and patent term adjustments. Requires an ODP API key.

    '
  contact:
    name: USPTO API Help
    email: APIhelp@uspto.gov
    url: https://data.uspto.gov/apis/getting-started
  license:
    name: U.S. Government Work
    url: https://www.usa.gov/government-works
servers:
- url: https://api.uspto.gov
  description: USPTO Open Data Portal
security:
- ApiKeyAuth: []
tags:
- name: Search
  description: Search patent applications
paths:
  /api/v1/patent/applications/search:
    get:
      tags:
      - Search
      summary: Search Patent Applications
      operationId: searchPatentApplications
      parameters:
      - name: q
        in: query
        description: Search query (Lucene-style).
        schema:
          type: string
      - name: applicationNumberText
        in: query
        schema:
          type: string
      - name: patentNumber
        in: query
        schema:
          type: string
      - name: filingDateFrom
        in: query
        schema:
          type: string
          format: date
      - name: filingDateTo
        in: query
        schema:
          type: string
          format: date
      - name: offset
        in: query
        schema:
          type: integer
          default: 0
      - name: limit
        in: query
        schema:
          type: integer
          default: 25
          maximum: 100
      responses:
        '200':
          description: Search results
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PatentApplicationSearchResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '429':
          $ref: '#/components/responses/RateLimited'
    post:
      tags:
      - Search
      summary: Search Patent Applications With Body
      operationId: searchPatentApplicationsPost
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PatentSearchRequest'
      responses:
        '200':
          description: Search results
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PatentApplicationSearchResponse'
components:
  schemas:
    PatentApplicationSearchResponse:
      type: object
      properties:
        count:
          type: integer
        offset:
          type: integer
        limit:
          type: integer
        patentBag:
          type: array
          items:
            $ref: '#/components/schemas/PatentApplication'
    PatentSearchRequest:
      type: object
      properties:
        q:
          type: string
        filters:
          type: object
          additionalProperties: true
        sort:
          type: array
          items:
            type: string
        offset:
          type: integer
        limit:
          type: integer
    Party:
      type: object
      properties:
        firstName:
          type: string
        lastName:
          type: string
        nameLineOneText:
          type: string
        country:
          type: string
        cityName:
          type: string
        geographicRegionName:
          type: string
    PatentApplication:
      type: object
      properties:
        applicationNumberText:
          type: string
        patentNumber:
          type: string
        filingDate:
          type: string
          format: date
        grantDate:
          type: string
          format: date
        publicationDate:
          type: string
          format: date
        publicationNumber:
          type: string
        applicationTypeCategory:
          type: string
        applicationStatusCode:
          type: string
        applicationStatusDescriptionText:
          type: string
        applicationStatusDate:
          type: string
          format: date
        inventionTitle:
          type: string
        firstInventorToFileIndicator:
          type: string
        examinerNameText:
          type: string
        groupArtUnitNumber:
          type: string
        classSubclass:
          type: string
        cpcClassificationBag:
          type: array
          items:
            type: string
        applicantBag:
          type: array
          items:
            $ref: '#/components/schemas/Party'
        inventorBag:
          type: array
          items:
            $ref: '#/components/schemas/Party'
        correspondenceAddressBag:
          type: array
          items:
            type: object
  responses:
    RateLimited:
      description: Rate limit exceeded.
    Unauthorized:
      description: Missing or invalid API key.
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-KEY

USPTO Search API

Operations 2

Documentation

Specifications

Schemas & Data

Other Resources