Ripretinib For Treating Gastrointestinal Stromal Tumors

Patent No. EP4013412 (titled "Ripretinib For Treating Gastrointestinal Stromal Tumors") was filed by Deciphera Pharmaceuticals on Aug 12, 2020. The application was issued on Jan 28, 2026.

Patent Summary

Patent Family

Patent family tree
Statuses, jurisdictions and citation links are shared on request.

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
ALFRED E TIEFENBACHEROct 22, 2026HAMM&WITTKOPP PATENTANWÄLTE PARTMBB

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

EP4013412

DECIPHERA PHARMACEUTICALS
Application Number
EP20761089A
Filing Date
Aug 12, 2020
Status
Granted And Under Opposition
Dec 26, 2025
Publication Date
Jan 28, 2026