The patent EP3237480B2 was granted to Covestro Netherlands on Sep 28, 2022 following the initial filing on Dec 22, 2015 under the application number EP15817365A . 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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EP15817365: (Electronic) Receipt
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EP15817365: French translation of claims
Search/Exam
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EP15817365: German translation of the claims
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EP15817365: Intention to grant (signatures)
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EP15817365: Examination started
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EP15817365: (Electronic) Receipt
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EP15817365: Abstract
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EP15817365: Claims
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