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US Patent Application for Antigen Production Methods

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Published March 26th, 2026
Detected March 26th, 2026
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Summary

The USPTO has published a new patent application (US20260085100A1) from The Wistar Institute of Anatomy and Biology detailing methods for manufacturing individualized vaccines. The application focuses on nucleic acid molecules encoding neoantigens specific to tumor antigens for use in subject immunization.

What changed

This document is a published US patent application (US20260085100A1) from The Wistar Institute of Anatomy and Biology, filed on May 14, 2025, and published on March 26, 2026. It describes methods for manufacturing individualized vaccines using nucleic acid molecules that encode neoantigens specific to tumor antigens. The application also covers compositions with coding regions for neoantigens and methods for immunizing subjects.

As this is a patent application, it does not impose immediate regulatory obligations or compliance deadlines on regulated entities. However, it signals potential future developments in vaccine and immunotherapy technology. Companies involved in pharmaceutical manufacturing, biotechnology, and healthcare research should be aware of this disclosure as it may influence future product development and intellectual property landscapes in the field of oncology and vaccine development.

Source document (simplified)

← USPTO Patent Applications

METHODS OF ANTIGEN PRODUCTION

Application US20260085100A1 Kind: A1 Mar 26, 2026

Assignee

THE WISTAR INSTITUTE OF ANATOMY AND BIOLOGY

Inventors

Elizabeth Kennedy Duperret, Alfredo Perales Puchalt, David B. Weiner, Niranjan Y. Sardesai

Abstract

The disclosure relates to methods of manufacturing individualized vaccines that comprise nucleic acid molecules that encode one or more neoantigens specific for antigens that are expressed by a tumor in a subject. Compositions comprising coding regions encoding neoantigens organized in a pattern of nucleic acid sequences are also disclosed as well as methods of immunizing a subject using the same.

CPC Classifications

C07K 14/4748 A61K 39/00 A61K 39/0011 A61K 39/00119 A61K 40/11 A61K 40/4201 A61K 40/4271 A61K 45/06 A61P 35/00 C12Q 1/6886 A61K 2039/53 C12Q 2600/156

Filing Date

2025-05-14

Application No.

19208273

View original document →

Named provisions

METHODS OF ANTIGEN PRODUCTION Assignee Inventors Abstract

Classification

Agency
USPTO
Published
March 26th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Draft
Change scope
Minor
Document ID
US20260085100A1

Who this affects

Applies to
Drug manufacturers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology
Activity scope
Vaccine Development Antigen Production
Geographic scope
United States US

Taxonomy

Primary area
Healthcare
Operational domain
Research & Development
Topics
Pharmaceuticals Biotechnology

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