USPTO · Capability

USPTO Patent & Trademark API — Assignments

USPTO Patent & Trademark API — Assignments. 1 operations. Lead operation: Search patent assignments. Self-contained Naftiko capability covering one Uspto business surface.

Run with Naftiko UsptoAssignments

What You Can Do

GET
Searchpatentassignments — Search patent assignments
/v1/patent/assignments/search

MCP Tools

search-patent-assignments

Search patent assignments

read-only idempotent

Capability Spec

patent-assignments.yaml Raw ↑
naftiko: 1.0.0-alpha2
info:
  label: USPTO Patent & Trademark API — Assignments
  description: 'USPTO Patent & Trademark API — Assignments. 1 operations. Lead operation: Search patent assignments. Self-contained
    Naftiko capability covering one Uspto business surface.'
  tags:
  - Uspto
  - Assignments
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    USPTO_API_KEY: USPTO_API_KEY
capability:
  consumes:
  - type: http
    namespace: patent-assignments
    baseUri: https://data.uspto.gov/api/v1
    description: USPTO Patent & Trademark API — Assignments business capability. Self-contained, no shared references.
    resources:
    - name: patent-assignments-search
      path: /patent/assignments/search
      operations:
      - name: searchpatentassignments
        method: GET
        description: Search patent assignments
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: patentNumber
          in: query
          type: string
        - name: assignorName
          in: query
          type: string
        - name: assigneeName
          in: query
          type: string
        - name: conveyanceType
          in: query
          type: string
        - name: dateStart
          in: query
          type: string
        - name: dateEnd
          in: query
          type: string
        - name: offset
          in: query
          type: integer
        - name: limit
          in: query
          type: integer
    authentication:
      type: apikey
      key: X-API-KEY
      value: '{{env.USPTO_API_KEY}}'
      placement: header
  exposes:
  - type: rest
    namespace: patent-assignments-rest
    port: 8080
    description: REST adapter for USPTO Patent & Trademark API — Assignments. One Spectral-compliant resource per consumed
      operation, prefixed with /v1.
    resources:
    - path: /v1/patent/assignments/search
      name: patent-assignments-search
      description: REST surface for patent-assignments-search.
      operations:
      - method: GET
        name: searchpatentassignments
        description: Search patent assignments
        call: patent-assignments.searchpatentassignments
        with:
          patentNumber: rest.patentNumber
          assignorName: rest.assignorName
          assigneeName: rest.assigneeName
          conveyanceType: rest.conveyanceType
          dateStart: rest.dateStart
          dateEnd: rest.dateEnd
          offset: rest.offset
          limit: rest.limit
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: patent-assignments-mcp
    port: 9090
    transport: http
    description: MCP adapter for USPTO Patent & Trademark API — Assignments. One tool per consumed operation, routed inline
      through this capability's consumes block.
    tools:
    - name: search-patent-assignments
      description: Search patent assignments
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: patent-assignments.searchpatentassignments
      with:
        patentNumber: tools.patentNumber
        assignorName: tools.assignorName
        assigneeName: tools.assigneeName
        conveyanceType: tools.conveyanceType
        dateStart: tools.dateStart
        dateEnd: tools.dateEnd
        offset: tools.offset
        limit: tools.limit
      outputParameters:
      - type: object
        mapping: $.