Group 1 - Company Tonghe Pharmaceutical recently announced the receipt of three invention patent certificates from the National Intellectual Property Administration of China [1] - The patents include methods for the preparation of key intermediates for Resmetirom, as well as methods and applications for pyrazine compounds and their nitro derivatives, and the preparation method for Upatacitinib intermediates [1]

声明：市场有风险，投资需谨慎。本文为AI基于第三方数据生成，仅供参考，不构成个人投资建议。 本文源自：市场资讯 国家知识产权局信息显示，石药集团中奇制药技术（石家庄）有限公司取得一项名为"一种阿瑞匹坦注 射液的体外释放方法"的专利，授权公告号CN117250269B，申请日期为2023年8月。 天眼查资料显示，石药集团中奇制药技术（石家庄）有限公司，成立于2003年，位于石家庄市，是一家 以从事研究和试验发展为主的企业。企业注册资本3975.47万人民币。通过天眼查大数据分析，石药集 团中奇制药技术（石家庄）有限公司共对外投资了6家企业，参与招投标项目13次，专利信息446条，此 外企业还拥有行政许可34个。 作者：情报员 ...

南财智讯12月31日电，博济医药发布公告称，公司全资子公司杏林中医药科技（广州）有限公司近日收 到国家知识产权局颁发的1项《发明专利证书》。专利名称为"一种肝脏靶向烷化剂及其应用"。 ...

Core Viewpoint - Zhejiang Tianyu Pharmaceutical Co., Ltd. has applied for a patent for a preparation method of Azilsartan Ester Potassium Salt, indicating innovation in pharmaceutical manufacturing [1] Company Overview - Zhejiang Tianyu Pharmaceutical Co., Ltd. was established in 2003 and is located in Taizhou, primarily engaged in the pharmaceutical manufacturing industry [1] - The company has a registered capital of 3,479.77159 million RMB [1] - The company has invested in 22 enterprises and participated in 20 bidding projects [1] - It holds 9 trademark information and 75 patent information, along with 23 administrative licenses [1] Patent Details - The patent application, published as CN120441565A, was filed on January 2025 [1] - The preparation method involves crystallization of Azilsartan Ester with Potassium Octanoate in an organic solvent at a temperature of 30-50°C, followed by aging treatment for at least 10 hours [1] - The method results in high yield, good purity, low impurity content, and significantly increased potassium ion content, demonstrating good stability [1] - The process conditions are milder, reducing energy consumption and eliminating the need for complex devices, enhancing operational practicality [1]