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PfizerPatent grant

Pfizer was granted a patent for producing RSV F protein.

Read at Google Patents

What happened

In September 2026 Pfizer patented a cell-culture manufacturing process for making RSV F protein trimers used in vaccine development and production.

Source

Extracted by Autobound

From the Signal API record
Signal
Patent grant

What this signalsA new patent often shows where a company is putting its R&D budget.

Grant date
Sep 15, 2026
Inventors
4
Patent number
US12734231
Assignee
Pfizer Inc.

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The full record

From the Signal API record

People

  • Shelby Hutchins BreenInventor
  • Cameron Albert HarringtonInventor
  • Michaela Evelina JacobsInventor
  • Jason Arnold LotvinInventor
  • Bhanu Chandra MulukutlaInventor
  • David SteadInventor

Details

Primary CPC class
A61K 39/12
USPTO assignee
Pfizer Inc.
What the invention does
A fed-batch process that grows cells and supplies them with nutrients to produce the three-part RSV F protein structure.

Topics and mentions

Tags

  • Intellectual Property
  • Research & Development
  • Pharmaceuticals
  • Bioengineering

Technologies named

  • cell culture
  • fed-batch processing
  • RSV F protein

Extraction

Detected
Sep 20, 2026
signal_type
patents-company
signal_subtype
patentGrant

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This page shows a preview. The full patents-company record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.

Company

  • linkedin_urlValue in the API
  • industriesValue in the API
  • employee_count_lowValue in the API
  • employee_count_highValue in the API
  • revenueValue in the API
  • descriptionValue in the API

Signal

  • signal_nameValue in the API
  • associationValue in the API
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Show the full JSONThe record on this page and the API request

GET /v1/signals/51d19ae3-caf5-5881-b0fa-2628e66dcfbd returns this record as JSON. POST /v1/companies/enrich returns every signal for pfizer.com.

{
  "signal_id": "51d19ae3-caf5-5881-b0fa-2628e66dcfbd",
  "signal_type": "patents-company",
  "signal_subtype": "patentGrant",
  "detected_at": "2026-09-20T17:32:25+00:00",
  "company": {
    "name": "Pfizer",
    "domain": "pfizer.com"
  },
  "data": {
    "cpc": [
      {
        "code": "A61K 39/12"
      },
      {
        "code": "C07K 14/005"
      },
      {
        "code": "C12N 7/00"
      },
      {
        "code": "C12P 21/005"
      },
      {
        "code": "C12N 2760/18522"
      }
    ],
    "tags": [
      "Intellectual Property",
      "Research & Development",
      "Pharmaceuticals",
      "Bioengineering"
    ],
    "detail": "In September 2026 Pfizer patented a cell-culture manufacturing process for making RSV F protein trimers used in vaccine development and production.",
    "summary": "Pfizer was granted a patent for producing RSV F protein.",
    "event_at": "2026-09-15",
    "inventors": [
      {
        "name": "Shelby Hutchins Breen",
        "status": "unresolved",
        "is_primary": true
      },
      {
        "name": "Cameron Albert Harrington",
        "status": "resolved",
        "is_primary": false,
        "linkedin_url": "https://www.linkedin.com/in/cameronharrington"
      },
      {
        "name": "Michaela Evelina Jacobs",
        "status": "unresolved",
        "is_primary": false
      },
      {
        "name": "Jason Arnold Lotvin",
        "status": "unresolved",
        "is_primary": false
      },
      {
        "name": "Bhanu Chandra Mulukutla",
        "status": "resolved",
        "is_primary": false,
        "linkedin_url": "https://www.linkedin.com/in/bhanu-chandra-mulukutla-b3605942"
      },
      {
        "name": "David Stead",
        "status": "unresolved",
        "is_primary": false
      },
      {
        "name": "Madhuresh Sumit",
        "status": "unresolved",
        "is_primary": false
      }
    ],
    "event_kind": "grant_date",
    "grant_date": "2026-09-15",
    "source_url": "https://patents.google.com/patent/US12734231",
    "cpc_primary": {
      "code": "A61K 39/12"
    },
    "patent_title": "Cell culture process for producing RSV F protein",
    "patent_number": "US12734231",
    "uspto_assignee": "Pfizer Inc.",
    "patent_abstract": "The invention relates to methods for producing an RSV F protein trimer in a fed batch cell culture.",
    "precision_class": "structural",
    "invention_explanation": "A fed-batch process that grows cells and supplies them with nutrients to produce the three-part RSV F protein structure.",
    "technologies_mentioned": [
      "cell culture",
      "fed-batch processing",
      "RSV F protein"
    ]
  }
}

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