Chugai gets favorable final ruling on Oxarol patent dispute

27 March 2017
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Japanese drugmaker Chugai Pharmaceutical (TYO: 4768) has announced its final victory in a lawsuit in which it sought injunction against generic drug manufacturers based on infringement of the process patent (Patent No 3310301 on Oxarol (maxacalcitol), Chugai's drug for treatment of keratosis including psoriasis vulgaris.

On March 24, the Supreme Court rendered a judgment dismissing the appeal by the generic companies, thereby Chugai’s victory in this lawsuit has become final for Chugai, which is majority owned by Swiss pharma giant Roche (ROG: SIX).

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