The patent EP4039538B1 was granted to Alstom on Jul 30, 2025 following the initial filing on Feb 4, 2022 under the application number The current legal status of the patent is Granted.
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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