The patent EP4023451 was granted to Brother Kogyo Kabushiki Kaisha on Aug 6, 2025. The application was originally filed on Sep 15, 2020 under application number EP20870968A. The patent is currently recorded with a legal status of "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 - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.
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