EPO Patent Publication: Hydroquinazoline Derivatives for Disease Treatment

ChangeBridge: EPO Bulletin - Therapeutics (A61P)

Published March 18th, 2026

Detected March 25th, 2026

Summary

The European Patent Office has published patent application EP4673431A1 for Novartis AG, detailing hydroquinazoline derivatives for treating diseases or disorders. The publication includes a list of inventors and IPC classifications related to chemical compounds and their therapeutic applications.

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What changed

This document is a publication of a European patent application (EP4673431A1) by Novartis AG, detailing novel hydroquinazoline derivatives intended for the treatment of diseases or disorders. The publication includes specific International Patent Classification (IPC) codes related to organic chemistry and medicinal applications, as well as a list of inventors. This is a standard patent publication and does not impose new regulatory obligations on entities beyond those related to patent law.

Companies involved in pharmaceutical research and development, particularly those working with similar chemical structures or therapeutic areas, should note this publication as it may represent prior art or indicate competitive activity. While this patent publication itself does not require immediate compliance actions, it is relevant for intellectual property strategy and competitive intelligence within the pharmaceutical sector.

Source document (simplified)

← EPO Patent Bulletin

HYDROQUINAZOLINE DERIVATIVES FOR THE TREATMENT OF A DISEASE OR DISORDER

Publication EP4673431A1 Kind: A1 Mar 18, 2026

Applicants

Novartis AG

Inventors

ANGST, Daniela, BOLDUC, Philippe, CARSON, Matthew, CHEUNG, Atwood, DARSIGNY, Veronique, GAO, Xiang, HORNAK, Viktor, JENDZA, Keith, KARKI, Rajesh, LAL, Ajay Kumar, LIU, Gang, MAO, Justin Yik Ching, MCKENNA, Jeffrey M., MEREDITH, Erik, MOGI, Muneto, RAUNIYAR, Vivek, SU, Liansheng, TICHKULE, Ritesh Bhanudasji, WANG, Shuangxi, ZHANG, Chun, ZHAO, Liang, ZHENG, Rui

IPC Classifications

C07D 239/95 20060101AFI20240906BHEP C07D 401/12 20060101ALI20240906BHEP C07D 403/12 20060101ALI20240906BHEP C07D 405/12 20060101ALI20240906BHEP C07D 417/12 20060101ALI20240906BHEP C07D 471/04 20060101ALI20240906BHEP C07D 471/08 20060101ALI20240906BHEP C07D 471/18 20060101ALI20240906BHEP C07D 491/08 20060101ALI20240906BHEP C07D 491/10 20060101ALI20240906BHEP A61K 31/517 20060101ALI20240906BHEP A61P 9/04 20060101ALI20240906BHEP

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, ME, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR

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