{
  "toolSlug": "google-patents",
  "frozenAt": "2026-10-04T19:14:45.234Z",
  "scope": "Two known-item native search checks. These additional utility cases do not execute or replace the prepared broad prior-art screening cases, and do not evaluate an AI agent or legal clearance.",
  "groundTruth": {
    "source": "/evidence/agent-tests/patsnap-grader-import-2026-10-05/grader-citation-review-v1.json",
    "identifier": "US6536306B1",
    "title": "Cork screw with integral intelligent thermometer",
    "publicationDate": "2003-03-25",
    "note": "Known original-publication control selected from the unchanged existing citation review before submitting either search."
  },
  "cases": [
    {
      "id": "google-patents-known-item",
      "title": "Known patent-number search and original document",
      "input": "Enter the exact query US6536306B1 in the native Google Patents search field. No changes to query or result selection to rescue the first attempt.",
      "request": "Submit the query once, retain the first returned page, inspect any native exact-match result for title, publication event and original PDF link. Do not generate a legal opinion.",
      "expected": "The first native search opens or returns US6536306B1, Cork screw with integral intelligent thermometer, with its 2003-03-25 publication event and an original publication PDF link.",
      "conditions": [
        "The submitted exact query opens or returns the matching publication ID and title.",
        "The native original page displays the 2003-03-25 publication event, distinct from priority and filing dates.",
        "A native PDF link resolves to the original publication; no filing or clearance action is asserted."
      ]
    },
    {
      "id": "google-patents-date-boundary",
      "title": "Publication-date cutoff excludes the known later publication",
      "input": "Enter the exact query US6536306B1 before:publication:20000101 in the native search field. The known control was published 2003-03-25, later than the exclusive 2000-01-01 cutoff.",
      "request": "Submit once and retain the first result. Inspect whether the publication cutoff is applied and whether the known later publication remains among result records. An empty result does not establish freedom to operate.",
      "expected": "The native search applies a publication-before-2000-01-01 constraint and excludes the 2003-03-25 control from result records. Preserve any zero-result or access error rather than rewriting the query.",
      "conditions": [
        "The native UI confirms a publication-date cutoff before 2000-01-01.",
        "The later US6536306B1 publication is excluded from result records.",
        "No legal clearance, patentability guarantee or filing action is asserted by the observed utility."
      ]
    }
  ]
}