EP2154244

CHUGAI SEIYAKU KABUSHIKI KAISHA
Application Number
EP08752120A
Filing Date
Apr 25, 2008
Status
Revoked
Aug 26, 2022
Grant Date
Apr 12, 2017
External Links
Slate, Register, Google Patents
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The patent EP2154244B1 was granted to Chugai Seiyaku Kabushiki Kaisha on Apr 12, 2017 following the initial filing on Apr 25, 2008 under the application number EP08752120A . The current legal status of the patent is Revoked.

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Patent Oppositions (5)

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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HOFFMANN EITLEJan 12, 2018ADMISSIBLE
NEUEFEINDJan 12, 2018ADMISSIBLE
OETKEJan 12, 2018ADMISSIBLE
STORZJan 12, 2018ADMISSIBLE
THOMAEJan 11, 2018ADMISSIBLE

Dossier Documents

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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