> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abigail.app/llms.txt
> Use this file to discover all available pages before exploring further.

# Get Deadlines

<Note>
  This endpoint is free and requires no authentication.
</Note>

Returns response deadlines and critical deadlines for a patent application.
Use this to check if a response is due before running a paid analysis.


## OpenAPI

````yaml api-reference/free/openapi.json get /v1/openclaw/deadlines/{application_number}
openapi: 3.1.0
info:
  title: Abigail API
  description: >-
    Patent prosecution AI API. Analyze office actions, draft response documents,
    and access examiner intelligence.
  version: 1.0.0
  contact:
    name: Abigail Support
    url: https://abigail.app
    email: support@abigail.app
servers:
  - url: https://api.abigail.app
    description: Production
security: []
paths:
  /v1/openclaw/deadlines/{application_number}:
    get:
      tags:
        - Free Endpoints
      summary: Get Deadlines
      description: |-
        Get response and critical deadlines for a patent application.

        No authentication required.
      operationId: get_deadlines
      parameters:
        - name: application_number
          in: path
          required: true
          description: USPTO application number.
          schema:
            type: string
          example: '17200011'
      responses:
        '200':
          description: Deadlines found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DeadlinesResponse'
              example:
                application_number: '17200011'
                deadlines:
                  response_deadline: '2026-06-01'
                  critical_deadline_date: '2026-09-01'
                  critical_deadline_correspondence_id: corr_abc123
        '404':
          description: Application not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    DeadlinesResponse:
      type: object
      properties:
        application_number:
          type: string
        deadlines:
          type: object
          properties:
            response_deadline:
              type: string
              format: date
              nullable: true
            critical_deadline_date:
              type: string
              format: date
              nullable: true
            critical_deadline_correspondence_id:
              type: string
              nullable: true
    ErrorResponse:
      type: object
      description: Structured error with agent_suggestion for LLM consumers.
      properties:
        error:
          type: boolean
          const: true
        error_code:
          type: string
          description: Machine-readable error code.
        message:
          type: string
          description: Human-readable error message.
        agent_suggestion:
          type: string
          description: Actionable suggestion for AI agents consuming this API.

````