The patent EP2543648 was granted to Denka on Feb 7, 2018. The application was originally filed on Nov 25, 2010 under application number EP10847055A. The patent is currently recorded with a legal status of "No Opposition Filed Within Time Limit".

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.
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