{
  "docket": "20567",
  "confidence": 0.95,
  "published_at": "2026-10-26T16:09:35Z",
  "summary": {
    "name": "summary",
    "value": "Electron injection nanostructured semiconductor material anode electroluminescence method and device is marketed for licensing by University of California. It is documented in US patent US 8,847,476. The current assignee of record is University of California, San Diego. Google Patents reports its legal status as \u201cActive\u201d (an automated indicator, not a legal determination). Its expected expiration is 2030-09-22.",
    "citation": {
      "source": "ipnex",
      "license": "ipnex_derived",
      "method": "templated_summary_from_publishable_facts",
      "confidence": 0.6,
      "url": null
    }
  },
  "patent_number": {
    "name": "patent_number",
    "value": "US8847476",
    "citation": {
      "source": "google_patents",
      "license": "google_patents_ccby4.0",
      "method": "gp_page_documents_number",
      "confidence": 0.95,
      "url": "https://patents.google.com/patent/US8847476/en"
    }
  },
  "patent_fields": [
    {
      "name": "title",
      "value": "Electron injection nanostructured semiconductor material anode electroluminescence method and device",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_dc_title",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    },
    {
      "name": "current_owner",
      "value": "University of California, San Diego",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_current",
        "confidence": 0.8,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    },
    {
      "name": "original_assignee",
      "value": "University of California, San Diego",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_original",
        "confidence": 0.85,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    },
    {
      "name": "legal_status",
      "value": "Active",
      "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/US8847476/en"
      }
    },
    {
      "name": "filing_date",
      "value": "2009-12-04",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_filing_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    },
    {
      "name": "priority_date",
      "value": "2008-12-04",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_priority_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    },
    {
      "name": "publication_date",
      "value": "2014-09-30",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_publication_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    },
    {
      "name": "expiration_date",
      "value": "2030-09-22",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_adjusted_expiration",
        "confidence": 0.75,
        "url": "https://patents.google.com/patent/US8847476/en"
      }
    }
  ],
  "ownership": {
    "signal": "institution_owned",
    "flags_discrepancy": false,
    "institution": "University of California",
    "current_owner": "University of California, San Diego",
    "original_assignee": "University of California, San Diego"
  },
  "status": {
    "legal_status": "Active",
    "category": "active",
    "detail": "in_force",
    "in_force": true,
    "public_domain": false,
    "interpretation": null
  },
  "expiry": {
    "expiration_date": "2030-09-22",
    "basis": "adjusted",
    "as_of": "2026-10-29",
    "years_remaining": 3.9,
    "term": "active_term",
    "interpretation": null
  },
  "licensability": {
    "value": 70,
    "band": "moderate",
    "complete": true,
    "summary": "70/100 -- moderate licensability.",
    "components": [
      {
        "name": "Ownership",
        "state": "ok",
        "detail": "The marketing institution is still the patent's owner of record."
      },
      {
        "name": "Legal status",
        "state": "ok",
        "detail": "In force (Active); an exclusive patent right exists."
      },
      {
        "name": "Remaining term",
        "state": "caution",
        "detail": "About 4 years of exclusive term remain (to 2030-09-22)."
      }
    ]
  },
  "link_out": {
    "institution": "University of California",
    "listing_url": "https://techtransfer.universityofcalifornia.edu/NCD/20567.html"
  }
}