{
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  "published_at": "2026-06-04T04:29:19Z",
  "summary": {
    "name": "summary",
    "value": "Method using block copolymers for making a master mold for nanoimprinting patterned magnetic recording disks with chevron servo patterns is marketed for licensing by Wisconsin Alumni Research Foundation. It is documented in US patent US 8,815,105. The current assignee of record is Western Digital Technologies Inc. Google Patents reports its legal status as \u201cActive\u201d (an automated indicator, not a legal determination). Its expected expiration is 2032-07-07. Note: the patent's assignee of record is Western Digital Technologies Inc, not Wisconsin Alumni Research Foundation; confirm that Wisconsin Alumni Research Foundation can license it before relying on this listing.",
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    "institution": "Wisconsin Alumni Research Foundation",
    "listing_url": "https://www.warf.org/technologies/summary/P110093US01/"
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}