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Patent EP3515945A1: Anti-STEAP2 Antibodies, Drug Conjugates, Uses

Favicon for changeflow.com ChangeBridge: EPO Bulletin - Peptides (C07K)
Published March 11th, 2026
Detected March 25th, 2026
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Summary

The European Patent Office has published patent application EP3515945A1 concerning anti-STEAP2 antibodies, antibody-drug conjugates, and their uses, filed by Regeneron Pharmaceuticals, Inc. The patent application details specific molecular entities and their therapeutic applications, particularly in oncology.

What changed

This document is a publication of a European patent application (EP3515945A1) by Regeneron Pharmaceuticals, Inc., detailing anti-STEAP2 antibodies, antibody-drug conjugates, and their uses. The publication date is March 11, 2026, and it falls under the International Patent Classification (IPC) codes related to antibodies, antibody-drug conjugates, and their therapeutic applications, specifically for cancer treatment.

As this is a patent publication, it does not impose direct compliance obligations on regulated entities in the same way as a rule or guidance. However, it is crucial for pharmaceutical and biotechnology companies, particularly those involved in antibody-drug conjugate development or cancer therapeutics, to be aware of this intellectual property. Companies should review the patent claims to ensure their own research, development, and commercial activities do not infringe upon this granted patent. Legal and R&D departments should monitor the patent's prosecution status and consider its implications for their product pipelines and freedom to operate.

What to do next

  1. Review patent claims for potential infringement
  2. Assess impact on R&D and commercialization strategies

Source document (simplified)

← EPO Patent Bulletin

ANTI-STEAP2 ANTIBODIES, ANTIBODY-DRUG CONJUGATES, AND USES THEREOF

Publication EP3515945A1 Kind: A1 Mar 11, 2026

Applicants

Regeneron Pharmaceuticals, Inc.

Inventors

RUDGE, John, DELFINO, Frank, HABER, Lauric, SMITH, Eric, KIRSHNER, Jessica R., CRAWFORD, Alison, NITTOLI, Thomas

IPC Classifications

C07K 16/30 20060101AFI20251008BHEP C07K 16/28 20060101ALI20251008BHEP C07K 16/40 20060101ALI20251008BHEP C12N 15/13 20060101ALI20251008BHEP A61K 39/395 20060101ALI20251008BHEP A61K 47/68 20170101ALI20251008BHEP A61P 35/00 20060101ALI20251008BHEP

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 →

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
EP3515945A1

Who this affects

Applies to
Drug manufacturers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing
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
Intellectual Property Medical Research

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