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Use Of Polyols To Obtain Stable Polymorphous Forms Of Rifaximin

PatentPatent Analysis

EP2059232

ALFASIGMA
Application Number
EP07804680A
Filing Date
Jul 31, 2007
Status
Granted And Under Opposition
Mar 17, 2017
Grant Date
Apr 19, 2017
External Links
Slate, Register, Google Patents
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Bibliography

The patent EP2059232B1 was granted to Alfasigma on Apr 19, 2017 following the initial filing on Jul 31, 2007 under the application number EP07804680A . The current legal status of the patent is Granted And Under Opposition.

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Patent Oppositions filed by Competitors

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.

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PENTAFARMAJan 19, 2018ADMISSIBLE
SANDOZJan 19, 2018ADMISSIBLE
POLPHARMAJan 18, 2018ADMISSIBLE

Dossier Documents of the Patent

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.

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