Changeflow GovPing Pharma & Drug Safety ABL Bio Inc. Anti-4-1BB Antibody Patent Publica...
Routine Notice Added Final

ABL Bio Inc. Anti-4-1BB Antibody Patent Publication

Favicon for changeflow.com ChangeBridge: EPO Bulletin - Peptides (C07K)
Published March 11th, 2026
Detected March 26th, 2026
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Summary

The European Patent Office has published patent application EP3887403A1 by ABL Bio Inc. for an anti-4-1BB antibody and its use. This publication relates to intellectual property protection for novel therapeutic agents.

What changed

European Patent Application EP3887403A1, filed by ABL Bio Inc., has been published. The patent covers an anti-4-1BB antibody and its therapeutic applications, particularly in the field of oncology. This publication signifies the formal disclosure of the invention and initiates a period where third parties may oppose the grant of the patent.

This is a patent publication, not a regulatory rule or enforcement action. It does not impose new compliance obligations on regulated entities. Companies in the pharmaceutical and biotechnology sectors should note this publication for competitive intelligence and intellectual property landscape monitoring. No immediate action is required from compliance officers.

Source document (simplified)

← EPO Patent Bulletin

ANTI-4-1BB ANTIBODY AND USE THEREOF

Publication EP3887403A1 Kind: A1 Mar 11, 2026

Applicants

ABL Bio Inc.

Inventors

PARK, Eunyoung, LEE, Yangsoon, CHUNG, Hyejin, JUNG, Uijung, PAK, Youngdon, JEONG, Jun Hyun, KIM, Yeunju, AHN, Seawon, SUNG, Byungje

IPC Classifications

C07K 16/28 20060101AFI20220722BHEP A61P 35/00 20060101ALI20220722BHEP A61K 39/00 20060101ALI20220722BHEP

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

ANTI-4-1BB ANTIBODY AND USE 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
EP3887403A1

Who this affects

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

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Legal
Topics
Intellectual Property Biotechnology

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