{
  "url": "https://openlegislation.uk/patents-rules-1995/article-71",
  "json_url": "https://openlegislation.uk/patents-rules-1995/article-71.json",
  "legislation": "uksi/1995/2093",
  "legislation_title": "The Patents Rules 1995",
  "legislation_url": "https://openlegislation.uk/patents-rules-1995",
  "path": "article/71",
  "kind": "article",
  "number": "71",
  "heading": "Opposition under section 52(1)",
  "text": "(1) Within two months of the date of the advertisement in the Journal of an application under rule 70(3), any person may give notice to the comptroller of opposition to the application on Patents Form 15/77.\n(2) The notice shall be accompanied by a copy thereof and be supported by a statement in duplicate setting out fully the facts upon which the opponent relies, and the relief which he seeks, and evidence in duplicate verifying the statement.\n(3) The comptroller shall send a copy of the notice, the statement and the evidence to the applicant who, if he desires to proceed with his application, shall within the period of two months beginning on the date when such copies are sent to him, file evidence in duplicate confined to matters strictly in reply and the comptroller shall send a copy thereof to the opponent.\n(4) No further evidence shall be filed by either party except by leave or direction of the comptroller.\n(5) The comptroller may give such directions as he may think fit with regard to the subsequent procedure.",
  "extent": null,
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/uksi/1995/2093/article/71",
    "retrieved_at": "2026-10-29T13:03:56.885600+00:00",
    "licence": "OGL-UK-3.0",
    "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
    "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
  }
}