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Engineered Flagellin Compositions for Cancer Immunotherapy Patent

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Published March 25th, 2026
Detected April 1st, 2026
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Summary

The European Patent Office published patent application EP3890769A1 for engineered flagellin-derived compositions developed by Genome Protection, Inc. for cancer immunotherapy. The patent, filed by inventors Mett and Gudkov, covers compositions within IPC classifications A61K38/16, A61K39/02, and A61P35/00. Designated states include all current EU member states plus associated countries.

What changed

The EPO published patent EP3890769A1, an A1 designation application for engineered flagellin compositions useful in cancer immunotherapy. The patent covers compositions including flagellin-derived proteins and related formulations classified under multiple A61K and C07K International Patent Classification codes. The application names Genome Protection, Inc. as applicant with inventors METT, Vadim and GUDKOV, Andrei. Designated states cover 31 European and associated jurisdictions including DE, FR, GB, IT, ES, NL, BE, SE, and others.

This is a patent publication notice rather than a regulatory action requiring compliance. Pharmaceutical companies and biotechnology firms engaged in cancer immunotherapy research should review the patent claims to identify potential licensing opportunities or freedom-to-operate concerns. No immediate action is required, but intellectual property teams should monitor this application's progression through grant.

Source document (simplified)

← EPO Patent Bulletin

ENGINEERED FLAGELLIN-DERIVED COMPOSITIONS AND USES

Publication EP3890769A1 Kind: A1 Mar 25, 2026

Applicants

Genome Protection, Inc.

Inventors

METT, Vadim, GUDKOV, Andrei

IPC Classifications

A61K 38/16 20060101AFI20221014BHEP A61K 39/02 20060101ALI20221014BHEP A61P 35/00 20060101ALI20221014BHEP A61K 39/112 20060101ALI20221014BHEP A61K 39/00 20060101ALI20221014BHEP C07K 14/255 20060101ALI20221014BHEP A61K 39/39 20060101ALI20221014BHEP A61K 38/00 20060101ALI20221014BHEP

Designated States

AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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Named provisions

Engineered Flagellin-Derived Compositions and Uses Designated States

Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP3890769A1

Who this affects

Applies to
Drug manufacturers
Industry sector
3254 Pharmaceutical Manufacturing
Activity scope
Patent Filing Biotechnology Research
Geographic scope
European Union EU

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Intellectual Property
Topics
Intellectual Property Healthcare

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