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EPO Patent EP4494655A1: Multi-specific molecule and immune checkpoint inhibitor

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

The European Patent Office has published patent application EP4494655A1, titled 'Multi-specific molecule and immune checkpoint inhibitor,' filed by Daiichi Sankyo Company, Limited. The patent concerns novel therapeutic combinations for treating cancer.

What changed

The European Patent Office (EPO) has published patent application EP4494655A1, detailing a combination therapy involving a multi-specific molecule and an immune checkpoint inhibitor. The application, filed by Daiichi Sankyo Company, Limited, focuses on novel treatments for cancer, specifically mentioning applications in treating solid tumors and hematological malignancies.

This publication represents a new patent filing and does not impose immediate compliance obligations on regulated entities. However, it is relevant for pharmaceutical companies and drug manufacturers involved in oncology research and development, as it pertains to intellectual property in the field of cancer therapeutics. Companies operating in this space should monitor the patent's prosecution and potential grant for competitive intelligence and freedom-to-operate assessments.

Source document (simplified)

← EPO Patent Bulletin

COMBINATION OF MULTI-SPECIFIC MOLECULE AND IMMUNE CHECKPOINT INHIBITOR

Publication EP4494655A1 Kind: A1 Mar 18, 2026

Applicants

Daiichi Sankyo Company, Limited

Inventors

ICHIKAWA, Junya, MATSUI YATSU, Ayaka

IPC Classifications

C07K 16/28 20060101AFI20260210BHEP C07K 16/30 20060101ALI20260210BHEP A61K 39/395 20060101ALI20260210BHEP A61K 45/06 20060101ALI20260210BHEP A61P 35/00 20060101ALI20260210BHEP A61P 35/02 20060101ALI20260210BHEP C07K 16/46 20060101ALI20260210BHEP C12N 15/13 20060101ALI20260210BHEP C12P 21/08 20060101ALI20260210BHEP A61K 31/337 20060101ALI20260210BHEP A61K 31/47 20060101ALI20260210BHEP

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, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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Named provisions

COMBINATION OF MULTI-SPECIFIC MOLECULE AND IMMUNE CHECKPOINT INHIBITOR

Source

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

Classification

Agency
EPO
Published
March 18th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP4494655A1

Who this affects

Applies to
Drug manufacturers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing
Activity scope
Drug Development Cancer Therapeutics
Geographic scope
European Union EU

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Legal
Compliance frameworks
GxP
Topics
Intellectual Property Biotechnology

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