Changeflow GovPing Pharma & Drug Safety Engineered CasX Repressor Systems, EP4405479A2
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Engineered CasX Repressor Systems, EP4405479A2

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Summary

The European Patent Office published application EP4405479A2 for Engineered CasX Repressor Systems filed by Scribe Therapeutics Inc. The patent covers engineered CasX proteins with repressive functionality for gene expression control. The application has been published designating 31 European states including major markets DE, FR, GB, NL, SE, and CH.

Published by EPO on changeflow.com . Detected, standardized, and enriched by GovPing. Review our methodology and editorial standards .

What changed

EPO published patent application EP4405479A2 for engineered CasX repressor systems developed by Scribe Therapeutics Inc., covering a novel class of programmable DNA-binding proteins for gene expression modulation. The six inventors are Fernandes, White, Higgins, Denny, Oakes, and Charles. The application is classified under C12N 15/113 and C12N 9/22 relating to nucleic acid technology and enzymes.

For entities in biotechnology and pharmaceutical research, this patent publication establishes intellectual property protection for CasX repressor technology across European markets. Companies developing CRISPR-based gene editing tools or therapeutic programs should review this publication for potential freedom-to-operate implications or licensing opportunities. The designated states include all EU member states plus Switzerland, Norway, and other EPC contracting states.

Archived snapshot

Apr 19, 2026

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

← EPO Patent Bulletin

ENGINEERED CASX REPRESSOR SYSTEMS

Publication EP4405479A2 Kind: A2 Apr 08, 2026

Applicants

Scribe Therapeutics Inc.

Inventors

FERNANDES, Jason, WHITE, Ross, HIGGINS, Sean, DENNY, Sarah, OAKES, Benjamin, CHARLES, Emeric Jean Marius

IPC Classifications

C12N 15/113 20100101AFI20260304BHEP C12N 9/22 20060101ALI20260304BHEP

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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Last updated

Classification

Agency
EPO
Published
April 8th, 2026
Instrument
Notice
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
EP4405479A2

Who this affects

Applies to
Pharmaceutical companies Drug manufacturers Medical device makers
Industry sector
3254.1 Biotechnology
Activity scope
Patent publication Gene editing technology Biotech IP
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Pharmaceuticals Biotechnology Medical Devices

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