{
  "docket": "20000",
  "confidence": 0.95,
  "published_at": "2026-07-13T12:19:39Z",
  "summary": {
    "name": "summary",
    "value": "System and method for sound generation is marketed for licensing by University of California. It is documented in US patent US 8,515,105. The current assignee of record is University of California San Diego UCSD. Google Patents reports its legal status as \u201cExpired - Fee Related\u201d (an automated indicator, not a legal determination). Its expected expiration is 2031-07-26.",
    "citation": {
      "source": "ipnex",
      "license": "ipnex_derived",
      "method": "templated_summary_from_publishable_facts",
      "confidence": 0.6,
      "url": null
    }
  },
  "patent_number": {
    "name": "patent_number",
    "value": "US8515105",
    "citation": {
      "source": "google_patents",
      "license": "google_patents_ccby4.0",
      "method": "gp_page_documents_number",
      "confidence": 0.95,
      "url": "https://patents.google.com/patent/US8515105/en"
    }
  },
  "patent_fields": [
    {
      "name": "title",
      "value": "System and method for sound generation",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_dc_title",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "current_owner",
      "value": "University of California San Diego UCSD",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_current",
        "confidence": 0.8,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "original_assignee",
      "value": "University of California San Diego UCSD",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_original",
        "confidence": 0.85,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "legal_status",
      "value": "Expired - Fee Related",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_legal_status_gp_disclaims_accuracy",
        "confidence": 0.7,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "filing_date",
      "value": "2007-08-28",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_filing_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "priority_date",
      "value": "2006-08-29",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_priority_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "publication_date",
      "value": "2013-08-20",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_publication_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    },
    {
      "name": "expiration_date",
      "value": "2031-07-26",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_adjusted_expiration",
        "confidence": 0.75,
        "url": "https://patents.google.com/patent/US8515105/en"
      }
    }
  ],
  "ownership": {
    "signal": "institution_owned",
    "flags_discrepancy": false,
    "institution": "University of California",
    "current_owner": "University of California San Diego UCSD",
    "original_assignee": "University of California San Diego UCSD"
  },
  "status": {
    "legal_status": "Expired - Fee Related",
    "category": "lapsed",
    "detail": "lapsed_fee",
    "in_force": false,
    "public_domain": false,
    "interpretation": "This patent appears to have lapsed for an unpaid maintenance fee rather than by reaching the end of its term; such a lapse can sometimes be revived, so confirm its current standing before relying on it."
  },
  "expiry": {
    "expiration_date": "2031-07-26",
    "basis": "adjusted",
    "as_of": "2026-07-19",
    "years_remaining": 5.0,
    "term": "active_term",
    "interpretation": null
  },
  "licensability": {
    "value": 22,
    "band": "weak",
    "complete": true,
    "summary": "22/100 -- weak licensability.",
    "components": [
      {
        "name": "Ownership",
        "state": "ok",
        "detail": "The marketing institution is still the patent's owner of record."
      },
      {
        "name": "Legal status",
        "state": "caution",
        "detail": "Not currently in force (Expired - Fee Related); it may be revivable, but the right is not live today."
      },
      {
        "name": "Remaining term",
        "state": "caution",
        "detail": "About 5 years of exclusive term remain (to 2031-07-26)."
      }
    ]
  },
  "link_out": {
    "institution": "University of California",
    "listing_url": "https://techtransfer.universityofcalifornia.edu/NCD/20000.html"
  }
}