The patent EP3146251B2 was granted to DE Nora on Mar 2, 2022 following the initial filing on Apr 30, 2015 under the application number EP15728170A . The current legal status of the patent is Patent Maintained As Amended.
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.
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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Withdrawal of an appeal
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Notice of appeal
Appeal
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(Electronic) Receipt
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Filing of the translations of the claims
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French translation of claims
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Request for entry into the European phase
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Notification of the recording of a change
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Copy of the international search report
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Published international application - A1
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Sep 24, 2015
ISR: cited documents
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Abstract
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Description
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