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Therapeutic Exosomes Nanoelectroporation Patent EP3661485A1

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Summary

The European Patent Office published patent application EP3661485A1 titled 'Method for Producing Therapeutic Exosomes from Nanoelectroporation and Other Non-Endocytic Cell Transfection.' The patent is assigned to Ohio State Innovation Foundation with inventors Lee Ly James, Shi Junfeng, and Yang Zhaogang. The invention relates to methods for producing therapeutic exosomes using nanoelectroporation and non-endocytic cell transfection techniques.

What changed

The EPO published patent application EP3661485A1 covering methods for producing therapeutic exosomes through nanoelectroporation and other non-endocytic cell transfection techniques. The patent application includes multiple IPC classifications spanning pharmaceutical compositions, medical devices, and genetic engineering methods.

For parties developing exosome-based therapeutics or nanoelectroporation technologies, this patent establishes intellectual property claims that may affect freedom-to-operate considerations. Competitors should review the designated states (covering all EU member states plus associated countries) when assessing market entry strategies for exosome-related products or services.

What to do next

  1. Monitor for related patent activity
  2. Review patent claims for potential infringement concerns

Archived snapshot

Apr 16, 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

METHOD FOR PRODUCING THERAPEUTIC EXOSOMES FROM NANOELECTROPORATION AND OTHER NON-ENDOCYTIC CELL TRANSFECTION

Publication EP3661485A1 Kind: A1 Apr 08, 2026

Applicants

Ohio State Innovation Foundation

Inventors

LEE, Ly, James, SHI, Junfeng, YANG, Zhaogang

IPC Classifications

A61K 9/00 20060101AFI20251009BHEP A61M 37/00 20060101ALI20251009BHEP A61M 5/158 20060101ALI20251009BHEP C12N 13/00 20060101ALI20251009BHEP C12N 15/113 20100101ALI20251009BHEP C12N 15/88 20060101ALI20251009BHEP C12M 1/42 20060101ALI20251009BHEP

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
EP3661485A1

Who this affects

Applies to
Pharmaceutical companies Medical device makers Research institutions
Industry sector
3254 Pharmaceutical Manufacturing
Activity scope
Patent prosecution Exosome therapeutics research Gene therapy development
Geographic scope
European Union EU

Taxonomy

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

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