{
  "docket": "27343",
  "confidence": 0.95,
  "published_at": "2026-07-27T12:39:01Z",
  "summary": {
    "name": "summary",
    "value": "High-efficiency frequency doubler with a compensated transformer-based input balun is marketed for licensing by University of California. It is documented in US patent US 10,355,678. The current assignee of record is California Institute of Technology. Google Patents reports its legal status as \u201cActive\u201d (an automated indicator, not a legal determination). Its expected expiration is 2038-02-23.",
    "citation": {
      "source": "ipnex",
      "license": "ipnex_derived",
      "method": "templated_summary_from_publishable_facts",
      "confidence": 0.6,
      "url": null
    }
  },
  "patent_number": {
    "name": "patent_number",
    "value": "US10355678",
    "citation": {
      "source": "google_patents",
      "license": "google_patents_ccby4.0",
      "method": "gp_page_documents_number",
      "confidence": 0.95,
      "url": "https://patents.google.com/patent/US10355678/en"
    }
  },
  "patent_fields": [
    {
      "name": "title",
      "value": "High-efficiency frequency doubler with a compensated transformer-based input balun",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_dc_title",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US10355678/en"
      }
    },
    {
      "name": "current_owner",
      "value": "California Institute of Technology",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_current",
        "confidence": 0.8,
        "url": "https://patents.google.com/patent/US10355678/en"
      }
    },
    {
      "name": "original_assignee",
      "value": "California Institute of Technology",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_original",
        "confidence": 0.85,
        "url": "https://patents.google.com/patent/US10355678/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/US10355678/en"
      }
    },
    {
      "name": "filing_date",
      "value": "2017-11-29",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_filing_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US10355678/en"
      }
    },
    {
      "name": "priority_date",
      "value": "2016-12-05",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_priority_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US10355678/en"
      }
    },
    {
      "name": "publication_date",
      "value": "2019-07-16",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_publication_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US10355678/en"
      }
    },
    {
      "name": "expiration_date",
      "value": "2038-02-23",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_adjusted_expiration",
        "confidence": 0.75,
        "url": "https://patents.google.com/patent/US10355678/en"
      }
    }
  ],
  "ownership": {
    "signal": "institution_owned",
    "flags_discrepancy": false,
    "institution": "University of California",
    "current_owner": "California Institute of Technology",
    "original_assignee": "California Institute of Technology"
  },
  "status": {
    "legal_status": "Active",
    "category": "active",
    "detail": "in_force",
    "in_force": true,
    "public_domain": false,
    "interpretation": null
  },
  "expiry": {
    "expiration_date": "2038-02-23",
    "basis": "adjusted",
    "as_of": "2026-07-30",
    "years_remaining": 11.6,
    "term": "active_term",
    "interpretation": null
  },
  "licensability": {
    "value": 91,
    "band": "strong",
    "complete": true,
    "summary": "91/100 -- strong 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": "ok",
        "detail": "About 12 years of exclusive term remain (to 2038-02-23)."
      }
    ]
  },
  "link_out": {
    "institution": "University of California",
    "listing_url": "https://techtransfer.universityofcalifornia.edu/NCD/27343.html"
  }
}