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Synthetic Mixed Culture Resembling a Skin Microbiome

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Published March 25th, 2026
Detected April 2nd, 2026
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Summary

The European Patent Office published patent application EP4256341A1 for Evonik Operations GmbH covering a synthetic mixed culture resembling a skin microbiome. The invention relates to G01N 33/569, C12N 1/20, and A61K 35/00 classifications, with inventors Blattert and Lersch. The patent designates all EU member states plus several additional European countries.

What changed

Evonik Operations GmbH has been granted European Patent EP4256341A1 for a synthetic mixed culture designed to resemble a skin microbiome. The patent covers compositions and methods related to C12N 1/20 (microorganisms) and A61K 35/00 (medicinal preparations), with applications potentially in cosmetic, pharmaceutical, and therapeutic fields. The designated states include all EU member states plus Switzerland, Norway, Turkey, and other European countries.

Patent holders and potential licensees should review the patent claims to understand the scope of protection and assess freedom-to-operate for competing products. Companies developing microbiome-based skin care, topical pharmaceutical, or probiotic products targeting skin health should evaluate whether their products fall within the patent's scope. No immediate compliance deadlines apply to this publication notice.

Source document (simplified)

← EPO Patent Bulletin

SYNTHETIC MIXED CULTURE RESEMBLING A SKIN MICROBIOME

Publication EP4256341A1 Kind: A1 Mar 25, 2026

Applicants

Evonik Operations GmbH

Inventors

BLATTERT, Tobias, LERSCH, Peter

IPC Classifications

G01N 33/569 20060101AFI20220614BHEP A61P 17/00 20060101ALI20220614BHEP C12N 1/20 20060101ALI20220614BHEP C12Q 1/02 20060101ALI20220614BHEP A61K 35/00 20060101ALI20220614BHEP

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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Source

Analysis generated by AI. Source diff and links are from the original.

Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP4256341A1

Who this affects

Applies to
Pharmaceutical companies Medical device makers Healthcare providers
Industry sector
3254.1 Biotechnology 3254 Pharmaceutical Manufacturing 3345 Medical Device Manufacturing
Activity scope
Patent Filing
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Healthcare Consumer Protection

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