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IP Verse

Salt Of A Pyrimido[6,1-A]Isoquinolin-4-One Compound

Patent No. EP3256472 (titled "Salt Of A Pyrimido[6,1-A]Isoquinolin-4-One Compound") was filed by Verona Pharma on Feb 10, 2016. The application was issued on Mar 19, 2025.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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
KELTIEDec 19, 2025KELTIE
BARDEHLE PAGENBERGDec 17, 2025BARDEHLE PAGENBERG SL

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.

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EP3256472

VERONA PHARMA
Application Number
EP16704896A
Filing Date
Feb 10, 2016
Status
Granted And Under Opposition
Feb 14, 2025
Publication Date
Mar 19, 2025
External Links
Slate, EP3256472B1, Google Patents