Patent protection of Pyriofenone in China to expire

Pyriofenone is a benzoylpyridine fungicide developed by Ishihara Sangyo Kaisha Co. Ltd. The company applied for the active ingredient compound patent, A Benzoylpyridine Derivative And Its Salt, A Fungicide Containing It as An Active Ingredient, A Met...

Fungicides China News 202104

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