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EPO Patent EP4333983A1: Mesothelin and Chimeric PD1 Receptor Molecules

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Published March 11th, 2026
Detected March 26th, 2026
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Summary

The European Patent Office has published patent application EP4333983A1 concerning mesothelin isoform binding molecules and chimeric PD1 receptor molecules. The patent was filed by Immunocell Therapeutics, Inc. and lists specific inventors and IPC classifications.

What changed

The European Patent Office (EPO) has published patent application EP4333983A1, titled "MESOTHELIN ISOFORM BINDING MOLECULES AND CHIMERIC PD1 RECEPTOR MOLECULES, CELLS CONTAINING THE SAME AND USES THEREOF." The application was filed by Immunocell Therapeutics, Inc. and includes detailed IPC classifications related to therapeutic compositions and antibodies.

This publication represents a new patent filing and does not impose immediate compliance obligations on regulated entities. It is primarily of interest to legal and R&D departments involved in intellectual property and pharmaceutical development within the designated European states. Compliance officers should note this as a development in the patent landscape for novel therapeutic molecules.

Source document (simplified)

← EPO Patent Bulletin

MESOTHELIN ISOFORM BINDING MOLECULES AND CHIMERIC PD1 RECEPTOR MOLECULES, CELLS CONTAINING THE SAME AND USES THEREOF

Publication EP4333983A1 Kind: A1 Mar 11, 2026

Applicants

Immunocell Therapeutics, Inc.

Inventors

PICCOTTI, Lucia, MIRANDOLA, Leonardo, CHIRIVA-INTERNATI, Maurizio, SPENCER, David, WANG, Xiaohong, CHEN, Yibin

IPC Classifications

A61K 35/17 20150101AFI20250625BHEP A61K 39/00 20060101ALI20250625BHEP A61P 35/00 20060101ALI20250625BHEP C07K 16/30 20060101ALI20250625BHEP

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

MESOTHELIN ISOFORM BINDING MOLECULES AND CHIMERIC PD1 RECEPTOR MOLECULES, CELLS CONTAINING THE SAME AND USES THEREOF

Source

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

Classification

Agency
EPO
Published
March 11th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP4333983A1

Who this affects

Applies to
Drug manufacturers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology
Activity scope
Drug Development Intellectual Property Management
Geographic scope
European Union EU

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Legal
Compliance frameworks
FDA 21 CFR Part 11 GxP
Topics
Biotechnology Intellectual Property

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