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EP2890721

EXXONMOBIL CHEMICAL PATENTS
Application Number
EP13751047A
Filing Date
Aug 13, 2013
Status
Revoked
Feb 1, 2019
Grant Date
Jul 12, 2017
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP2890721B1 was granted on Jul 12, 2017 by Exxonmobil Chemical Patents 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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BASELL POLIOLEFINE ITALIAApr 12, 2018 N/A
THE DOW CHEMICALApr 12, 2018 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
OppositionUS5599885
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OppositionWO9802471
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OppositionWO2004000891
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OppositionWO2007123931
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OppositionWO2009080710
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OppositionWO2011008955
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OppositionUS2011172382
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OppositionWO2011087730
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OppositionUS3201365
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OppositionUS6800698
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OppositionUS8101692
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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.