海正药业公布国际专利申请：“芳基三环类衍生物及其制备方法和用途”

Group 1 - The core point of the article is that Haizheng Pharmaceutical (600267) has filed an international patent application for "Aryl Tricyclic Derivatives and Their Preparation Methods and Uses" with the application number PCT/CN2025/099565, which is set to be published internationally on January 29, 2026 [1] - In 2023, Haizheng Pharmaceutical has announced a total of 2 international patent applications [1] - The company invested 202 million yuan in research and development in the first half of 2025, representing a year-on-year increase of 13.98% [1]