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Dispersant Composition For Electrochemical Element, Conductor Dispersion For Electrochemical Element, Slurry For Electrochemical Element Electrode, Electrode For Electrochemical Element, And Electrochemical Element

PatentPatent Analysis

EP4113646

ZEON
Application Number
EP21861299A
Filing Date
Aug 16, 2021
Status
Granted And Under Opposition
Jul 12, 2024
Grant Date
Aug 14, 2024
External Links
Slate, Register, Google Patents
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The patent EP4113646B1 was granted to Zeon on Aug 14, 2024 following the initial filing on Aug 16, 2021 under the application number EP21861299A . The current legal status of the patent is Granted And Under Opposition.

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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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ARLANXEO DEUTSCHLANDMay 13, 2025ADMISSIBLE

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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