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Device And Method For Cleaning An Extruder For Elastomer Mixtures

PatentPatent Analysis

EP3325248

COMPAGNIE GNRALE DES ETABLISSEMENTS MICHELIN
Application Number
EP16741602A
Filing Date
Jul 18, 2016
Status
Opposition Rejected
Feb 9, 2024
Grant Date
Mar 31, 2021
External Links
Slate, Register, Google Patents
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The patent EP3325248B1 was granted to Compagnie Gnrale DES Etablissements Michelin on Mar 31, 2021 following the initial filing on Jul 18, 2016 under the application number EP16741602A . The current legal status of the patent is Opposition Rejected.

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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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TROESTERDec 22, 2021 -

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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