{
  "id": "wo_publication_number",
  "kind": "datatype",
  "status": "draft",
  "name": "PCT international publication number (WO)",
  "doc": "Number that the International Bureau of WIPO gives to a published international patent application under the Patent Cooperation Treaty. Since 2004 it is WO, the four-digit year of publication, a slash and a six-digit serial number, such as WO 2004/123456; data often uses a compact form with a kind code A1 to A4, A8 or A9. Older numbers have a two-digit year and a five- or six-digit serial number.",
  "is_pii": false,
  "categories": [
    "legal"
  ],
  "langs": [
    "common"
  ],
  "classification": "identifier",
  "regexp": "^WO ?(?:(?:19|20)\\d{2}/?\\d{6}|\\d{2}/?\\d{5,6})(?: ?A[1-489])?$",
  "examples": [
    {
      "value": "WO 2004/012345",
      "description": "Publication number in the format of PCT Administrative Instructions Section 404",
      "valid": true
    },
    {
      "value": "WO2004012345A2",
      "description": "The same publication in compact form with its kind code",
      "valid": true
    },
    {
      "value": "WO 95/26134",
      "description": "Older form with a two-digit year, from the WIPO Handbook",
      "valid": true
    },
    {
      "value": "WO 2004/12345",
      "description": "A four-digit year needs a six-digit serial number",
      "valid": false
    }
  ],
  "links": [
    {
      "type": "doc",
      "url": "https://www.wipo.int/pct/en/texts/ai/s404.html"
    },
    {
      "type": "doc",
      "url": "https://www.wipo.int/en/web/patentscope/data/kind_codes"
    },
    {
      "type": "doc",
      "url": "https://www.wipo.int/documents/d/standards/docs-en-07-02-02.pdf"
    }
  ],
  "quality": {
    "score": 75,
    "missing": [
      "mapping (Wikidata, Schema.org, ...)",
      "translation",
      "detector coverage"
    ]
  },
  "source": {
    "path": "data/datatypes/any/legal/wo_publication_number.yaml",
    "url": "https://github.com/apicrafter/metacrafter-registry/blob/main/data/datatypes/any/legal/wo_publication_number.yaml",
    "edit_url": "https://github.com/apicrafter/metacrafter-registry/edit/main/data/datatypes/any/legal/wo_publication_number.yaml"
  },
  "urls": {
    "html": "https://registry.apicrafter.io/datatype/wo_publication_number",
    "json": "https://registry.apicrafter.io/api/v1/datatypes/wo_publication_number.json"
  }
}