{
  "id": "ep_publication_number",
  "name": "European patent publication number",
  "status": "draft",
  "doc": "Number under which the European Patent Office publishes documents from one European patent application: EP, a seven-digit serial number shared by all publications of the application, and an optional kind code. A1 to A4 mark application publications and search reports, B1 and B2 patent specifications; 8 and 9 in place of the digit mark corrections and corrected reprints. Databases that drop the leading zeros of the serial number are not covered.",
  "categories": [
    {
      "id": "legal",
      "name": "Legal and compliance"
    }
  ],
  "langs": [
    {
      "id": "common",
      "name": "Common to most languages"
    }
  ],
  "is_pii": false,
  "classification": "identifier",
  "regexp": "^EP ?\\d{7}(?: ?(?:A[1-489]|B[1-389]))?$",
  "examples": [
    {
      "value": "EP1000000A1",
      "description": "Application publication of European patent application 1000000"
    },
    {
      "value": "EP1000000B1",
      "description": "Patent specification of the same application"
    },
    {
      "value": "EP 1000000",
      "description": "Publication number written without a kind code"
    },
    {
      "value": "EP12345678A1",
      "valid": false,
      "description": "Eight digits instead of seven"
    }
  ],
  "links": [
    {
      "type": "doc",
      "url": "https://www.wipo.int/documents/d/standards/docs-en-07-02-02.pdf"
    },
    {
      "type": "doc",
      "url": "https://www.wipo.int/documents/d/standards/docs-en-07-03-02.pdf"
    },
    {
      "type": "doc",
      "url": "https://www.wipo.int/documents/d/standards/docs-en-03-16-01.pdf"
    }
  ],
  "type": "datatype",
  "translations": {}
}