Changeflow GovPing Pharma & Drug Safety T Cell Production Patent Application
Routine Notice Added Final

T Cell Production Patent Application

Favicon for changeflow.com ChangeBridge: EPO Bulletin - Biotech (C12N)
Published March 25th, 2026
Detected April 1st, 2026
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Summary

The European Patent Office published patent application EP4053267A1 for a method of producing T cells, filed by Kyoto University and Takeda Pharmaceutical Company Limited. The A1 publication indicates the application has passed formal examination and is now publicly available for opposition purposes. This is a standard patent publication notice with no regulatory compliance implications.

What changed

The EPO published patent application EP4053267A1 titled 'METHOD FOR PRODUCING T CELL' on March 25, 2026. The application covers methods for producing T cells with inventors Kaneko Shin, Yano Hisashi, and Shinohara Tokuyuki. Designated states include all current EU member states and extension countries. IPC classifications indicate cell therapy technology in the C12N field.

Patent publications do not create compliance obligations for regulated entities. No action is required by compliance teams. Interested parties who wish to oppose the patent may file observations during the opposition period following grant.

Source document (simplified)

← EPO Patent Bulletin

METHOD FOR PRODUCING T CELL

Publication EP4053267A1 Kind: A1 Mar 25, 2026

Applicants

Kyoto University, Takeda Pharmaceutical Company Limited

Inventors

KANEKO Shin, YANO Hisashi, SHINOHARA Tokuyuki

IPC Classifications

C12N 5/0783 20100101AFI20240214BHEP C12N 5/10 20060101ALI20240214BHEP

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

View original document →

Named provisions

METHOD FOR PRODUCING T CELL

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
EP4053267A1

Who this affects

Applies to
Pharmaceutical companies Healthcare providers Patients
Industry sector
3254.1 Biotechnology 3254 Pharmaceutical Manufacturing
Activity scope
Patent Application
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Healthcare Pharmaceuticals

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