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Routine Guidance Added Final

EPO Patent: Methods for Functional Maturation of iPSC and ESC Cardiomyocytes

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Published March 18th, 2026
Detected March 24th, 2026
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Summary

The European Patent Office has granted patent EP3589299B1 for methods and systems for the functional maturation of induced pluripotent stem cells (iPSC) and embryonic stem cells (ESC) derived cardiomyocytes. This patent is effective March 18, 2026.

What changed

The European Patent Office has granted patent EP3589299B1, titled "Methods for functional maturation of iPSC and ESC derived cardiomyocytes." This patent, effective March 18, 2026, covers specific methods and systems related to the maturation of stem cell-derived heart cells.

This grant represents new intellectual property protection in the field of regenerative medicine and biotechnology. Companies involved in stem cell research, cardiac cell therapy, or drug discovery targeting cardiovascular diseases should be aware of this patent's existence and scope, as it may impact their research and development activities or potential commercialization efforts.

What to do next

  1. Review patent EP3589299B1 for potential impact on R&D activities.
  2. Consult legal counsel regarding licensing or freedom-to-operate.

Source document (simplified)

← EPO Patent Bulletin

METHODS AND SYSTEMS FOR FUNCTIONAL MATURATION OF iPSC AND ESC DERIVED CARDIOMYOCYTES

Grant EP3589299B1 Kind: B1 Mar 18, 2026

Inventors

ZHANG, Xiaoyu, ABASSI, Yama A., LI, Nan, WANG, Xiaobo

IPC Classifications

A61K 35/34 20150101AFI20201204BHEP C12N 13/00 20060101ALI20201204BHEP C12N 15/01 20060101ALI20201204BHEP G01N 27/02 20060101ALI20201204BHEP A61K 35/545 20150101ALI20201204BHEP C12N 5/077 20100101ALI20201204BHEP

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 18th, 2026
Instrument
Guidance
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP3589299B1

Who this affects

Applies to
Drug manufacturers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology
Activity scope
Stem Cell Research Cardiomyocyte Maturation
Geographic scope
European Union EU

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Research & Development
Topics
Biotechnology Medical Research

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