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IP Verse

Polymorphs Of Febuxostat - EP2977372

The patent EP2977372 was granted to Sandoz on May 8, 2019. The application was filed on Jun 24, 2011 under application number EP15181097A. The patent is currently recorded with a legal status of "Revoked".

EP2977372

SANDOZ
Application Number
EP15181097A
Filing Date
Jun 24, 2011
Status
Revoked
Apr 20, 2023
Publication Date
May 8, 2019
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

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 DateRepresentativeOpposition Status
ALFRED E TIEFENBACHERMay 10, 2019HAMM & WITTKOPPADMISSIBLE

Patent Citations (15) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONEP1020454
DESCRIPTIONUS2005043375
DESCRIPTIONUS7361676
OTHEREP1020454
OTHEREP2399911
OTHEREP2585445
OTHERUS2005043375
OTHERUS7361676
OTHERWO9965885
SEARCHCN101817801
SEARCHEP1020454
SEARCHEP2399911
SEARCHEP2585445
SEARCHUS2005043375
SEARCHWO2010144685

Dossier Documents

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    Description

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