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Patentability of Chipscreen's chidamide-associated drug challenged by Chinese rival

By MLex Staff ( February 10, 2025, 07:46 GMT | Insight) -- An anticancer-drug patent held by Shenzhen Chipscreen Biosciences has been challenged by its Chinese peer Nanjing Chia-Tai Tianqing Pharmaceutical, the Shanghai-listed patentee disclosed in a recent stock exchange filing. The disputed patent pertains to chidamide, a novel histone deacetylase inhibitor that has a significant anticancer effect on a variety of solid tumors.An anticancer-drug patent held by Shenzhen Chipscreen Biosciences has been challenged by its Chinese peer Nanjing Chia-Tai Tianqing Pharmaceutical, the Shanghai-listed patentee disclosed in a recent stock exchange filing....

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