EP2271725

E I DU PONT DE NEMOURS
Application Number
EP09743644A
Filing Date
May 7, 2009
Status
Revoked
Oct 11, 2024
Grant Date
Feb 21, 2018
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP2271725B1 was granted to E I DU Pont DE Nemours on Feb 21, 2018 following the initial filing on May 7, 2009 under the application number EP09743644A . The current legal status of the patent is Revoked.

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Patent Oppositions filed by Competitors

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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DAIKIN INDUSTRIESNov 21, 2018WITHDRAWN
AGCNov 20, 2018ADMISSIBLE
MEXICHEM FLUOR DE CVNov 19, 2018WITHDRAWN
ARKEMA FRANCENov 16, 2018ADMISSIBLE

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.

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