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The patent EP4252857B1 was granted on Sep 25, 2024 by Regeneron Pharmaceuticals . The patent is currently 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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