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Otsuka Injectable Preparation, European Patent EP3539534A1

European Patent Office published application EP3539534A1 for Otsuka Pharmaceutical Co., Ltd. on April 15, 2026. The injectable preparation patent covers therapeutic applications classified under A61P 25/18 (psychiatric disorders) and A61P 25/24 (neurological conditions), designated across all EU member states including Germany, France, and the United Kingdom.