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Methods Of Chemical Synthesis And Purification Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc)

Patent No. EP2322517 (titled "Methods Of Chemical Synthesis And Purification Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc)") was filed by Wista Laboratories on Sep 21, 2005. The application was issued on Apr 24, 2019.

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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
GRUNECKER PATENT UND RECHTSANWALTE PARTG MBBJan 22, 2020GRUNECKER PATENT
PROVEPHARM LIFE SOLUTIONSPROVEPHARMJan 10, 2020BANDPAY & GREUTER

Dossier Documents

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EP2322517

WISTA LABORATORIES
Application Number
EP10010049A
Filing Date
Sep 21, 2005
Status
Granted And Under Opposition
Mar 22, 2019
Publication Date
Apr 24, 2019
External Links
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