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Therapeutic Compound Patent - Liverpool School of Tropical Medicine

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Published March 25th, 2026
Detected April 1st, 2026
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Summary

The European Patent Office published patent application EP3571204A2 for therapeutic heterocyclic compounds developed by Liverpool School of Tropical Medicine, The University of Liverpool, and Eisai R&D Management Co., Ltd. The compounds are classified for anti-infective and anti-parasitic applications (A61P 31/04, A61P 33/00). The patent is designated across all 31 EPO member states.

What changed

The EPO published patent application EP3571204A2 covering heterocyclic compounds (C07D 487/04, C07D 495/04) with therapeutic applications. The applicants include the Liverpool School of Tropical Medicine, University of Liverpool, and Eisai R&D Management Co., Ltd. The designated states cover all EPO member 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).

This is an informational patent publication rather than a regulatory rule. Pharmaceutical companies developing anti-infective or anti-parasitic drugs should review the patent claims to assess potential freedom-to-operate concerns. No compliance actions or deadlines are associated with this notice.

Source document (simplified)

← EPO Patent Bulletin

COMPOUNDS

Publication EP3571204A2 Kind: A2 Mar 25, 2026

Applicants

Liverpool School of Tropical Medicine, The University Of Liverpool, Eisai R&D Management Co., Ltd.

Inventors

WARD, Stephen A., TAYLOR, Mark J., O'NEILL, Paul M., HONG, Weiqian David, BENAYOUD, Farid

IPC Classifications

C07D 487/04 20060101AFI20190814BHEP C07D 495/04 20060101ALI20190814BHEP A61P 31/04 20060101ALI20190814BHEP A61P 33/00 20060101ALI20190814BHEP A61K 31/517 20060101ALI20190814BHEP

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

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Classification

Agency
EPO
Published
March 25th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
EP3571204A2

Who this affects

Applies to
Pharmaceutical companies Drug manufacturers
Industry sector
3254 Pharmaceutical Manufacturing
Activity scope
Patent Publication
Geographic scope
European Union EU

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal, Research & Development
Topics
Pharmaceuticals Healthcare

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