Patent No. EP4574854 (titled "Polymer Electrolytes And Methods To Produce Them") was filed by Belenos Clean Power Holding on Dec 22, 2023. The application was issued on Jun 25, 2025.

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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