{
  "docket": "oligocarbonate-molecular-transporters-across-biological-barriers",
  "confidence": 0.95,
  "published_at": "2026-06-04T04:29:19Z",
  "summary": {
    "name": "summary",
    "value": "Oligocarbonate molecular transporters is marketed for licensing by Stanford University (OTL). It is documented in US patent US 7,939,621. The current assignee of record is International Business Machines Corp. Google Patents reports its legal status as \u201cActive - Reinstated\u201d (an automated indicator, not a legal determination). Its expected expiration is 2029-07-14. Note: the patent's assignee of record is International Business Machines Corp, not Stanford University (OTL); confirm that Stanford University (OTL) can license it before relying on this listing.",
    "citation": {
      "source": "ipnex",
      "license": "ipnex_derived",
      "method": "templated_summary_from_publishable_facts",
      "confidence": 0.6,
      "url": null
    }
  },
  "patent_number": {
    "name": "patent_number",
    "value": "US7939621",
    "citation": {
      "source": "google_patents",
      "license": "google_patents_ccby4.0",
      "method": "gp_page_documents_number",
      "confidence": 0.95,
      "url": "https://patents.google.com/patent/US7939621/en"
    }
  },
  "patent_fields": [
    {
      "name": "title",
      "value": "Oligocarbonate molecular transporters",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_dc_title",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    },
    {
      "name": "current_owner",
      "value": "International Business Machines Corp",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_current",
        "confidence": 0.8,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    },
    {
      "name": "original_assignee",
      "value": "International Business Machines Corp",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_assignee_original",
        "confidence": 0.85,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    },
    {
      "name": "legal_status",
      "value": "Active - Reinstated",
      "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/US7939621/en"
      }
    },
    {
      "name": "filing_date",
      "value": "2009-04-30",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_filing_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    },
    {
      "name": "priority_date",
      "value": "2009-04-30",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_priority_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    },
    {
      "name": "publication_date",
      "value": "2011-05-10",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_publication_date",
        "confidence": 0.9,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    },
    {
      "name": "expiration_date",
      "value": "2029-07-14",
      "citation": {
        "source": "google_patents",
        "license": "google_patents_ccby4.0",
        "method": "microdata_adjusted_expiration",
        "confidence": 0.75,
        "url": "https://patents.google.com/patent/US7939621/en"
      }
    }
  ],
  "ownership": {
    "signal": "third_party_owned",
    "flags_discrepancy": true,
    "institution": "Stanford University (OTL)",
    "current_owner": "International Business Machines Corp",
    "original_assignee": "International Business Machines Corp"
  },
  "link_out": {
    "institution": "Stanford University (OTL)",
    "listing_url": "https://techfinder.stanford.edu/technology/oligocarbonate-molecular-transporters-across-biological-barriers"
  }
}