The patent EP3435073B1 was granted to Sumitomo Electric Industries on Aug 20, 2025 following the initial filing on Mar 24, 2017 under the application number EP17770442A . The current legal status of the patent is Granted And Under Opposition.
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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