EP3464449

SABIC
Application Number
EP17732223A
Filing Date
May 25, 2017
Status
Revoked
May 6, 2022
Grant Date
Aug 21, 2019
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP3464449B1 was granted on Aug 21, 2019 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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BASFMay 25, 2020ADMISSIBLE
PFRANGMay 22, 2020ADMISSIBLE
EMS CHEMIEMay 20, 2020ADMISSIBLE
SOLVAY SPECIALTY POLYMERS USAMay 19, 2020ADMISSIBLE

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
OppositionJP2012136385
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OppositionUS5958808
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OppositionUS2004146692
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OppositionUS2004175557
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OppositionWO2010011701
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OppositionCN102634124
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OppositionCN104650573
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OppositionUS2015189746
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OppositionWO2015195143
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OppositionCN105694423
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OppositionWO2016101692
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OppositionUS2016341847
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OppositionUS2017029615
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OppositionJPH01130943
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OppositionJPH0741659
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OppositionJPH09221338
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OppositionJPH11209590
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OppositionEP1086930
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OppositionJP2003137590
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OppositionJP2004099376
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OppositionUS2009247699
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OppositionJP2010215827
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OppositionUS2012060678
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OppositionJP2013131576
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OppositionUS2013273280
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OppositionUS2013345347
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OppositionJP2014058603
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OppositionUS2015344352
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OppositionWO2015200272
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OppositionJP2016033209
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OppositionCN105566909
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OppositionEP3239241
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OppositionJPH08333137
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OppositionEP0831072
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OppositionWO2011030778
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OppositionEP1982814
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OppositionUS2012058878
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OppositionUS2013108875
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OppositionUS2013106659
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.