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EP2368849

TOSOH
Application Number
EP09834841A
Filing Date
Dec 21, 2009
Status
Granted And Under Opposition
Sep 15, 2017
Grant Date
Oct 18, 2017
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP2368849B1 was granted on Oct 18, 2017 by Tosoh The patent is currently Granted And Under Opposition.

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 DateOpposition Status

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SUD CHEMIE INDIA PVTJul 18, 2018ADMISSIBLE
CLARIANT PRODUKTE DEUTSCHLANDJul 17, 2018ADMISSIBLE

Patent citations in opposition refer to prior patents or publications that may challenge the validity of a contested patent. These references help assess whether the invention is truly novel or overlaps with existing intellectual property.

Citation PhasePatent NumberPatent LinkCited Text
OppositionUS4544538
N/A
OppositionUS4665110
N/A
OppositionWO2005063622
N/A
OppositionUS2003069449
N/A
OppositionUS2008241060
N/A
OppositionUS2010092362
N/A

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.