EPO Patent Bulletin: Solid State Forms of Zipalertinib
Summary
The European Patent Office published patent application EP4630120A1 concerning solid state forms of Zipalertinib and a process for its preparation. The application was filed by Assia Chemical Industries Ltd. and lists Pavel Kolesa, Jana Romanová, and Alexandr Jegorov as inventors.
What changed
This document is a publication of a European patent application (EP4630120A1) from the EPO Bulletin, specifically concerning solid state forms of the drug Zipalertinib and the process for its preparation. The application was filed by Assia Chemical Industries Ltd. and lists three inventors. This publication represents a new patent application being made public, not a final grant or a rule change.
As this is a patent application publication, there are no immediate compliance obligations for regulated entities. However, companies involved in pharmaceutical development, particularly those working with kinase inhibitors or similar oncology drugs, should be aware of this filing as it pertains to intellectual property in the field. Further monitoring of the patent's prosecution and potential grant would be advisable for competitive intelligence.
Source document (simplified)
SOLID STATE FORMS OF ZIPALERTINIB AND PROCESS FOR PREPARATION THEREOF
Publication EP4630120A1 Kind: A1 Mar 18, 2026
Applicants
Assia Chemical Industries Ltd.
Inventors
KOLESA, Pavel, ROMANOVÁ, Jana, JEGOROV, Alexandr
IPC Classifications
A61P 35/00 20060101AFI20240614BHEP C07D 471/14 20060101ALI20240614BHEP A61K 31/519 20060101ALI20240614BHEP
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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