IP Verse

Methods Of Synthesis And/Or Purification Of Diaminophenothiazinium Compounds

Patent No. EP2457905 (titled "Methods Of Synthesis And/Or Purification Of Diaminophenothiazinium Compounds") was filed by Wista Laboratories on Jul 10, 2007. The application was issued on Aug 17, 2016.

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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
GRUNECKER PATENT UND RECHTSANWALTE PARTG MBBMay 8, 2017GRUNECKER PATENT
PROVEPHARM LIFE SOLUTIONSPROVEPHARMApr 14, 2017BANDPAY & GREUTER

Dossier Documents

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  • Date

    Description

EP2457905

WISTA LABORATORIES
Application Number
EP11173338A
Filing Date
Jul 10, 2007
Status
Revoked
Apr 10, 2026
Publication Date
Aug 17, 2016
External Links
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