EP3497136

SABIC
Application Number
EP17735576A
Filing Date
Jul 10, 2017
Status
Revoked
Aug 18, 2023
Grant Date
Dec 16, 2020
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP3497136B1 was granted on Dec 16, 2020 by Sabic The patent is currently Revoked.

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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INEOS STYROLUTION GROUPJul 21, 2021 N/A

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
OppositionEP0062901
N/A
OppositionDE4121975
N/A
OppositionEP0187715
N/A
OppositionUS5736591
N/A
OppositionWO2008059503
N/A
OppositionWO2009082640
N/A
OppositionWO2011145902
N/A
OppositionEP2949699
N/A
OppositionEP3020751
N/A
OppositionWO2016134998
N/A

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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.