GENEVA, Aug. 17 -- HUNAN CHINA SUN PHARMACEUTICAL MACHINERY CO., LTD. (No. 10 Cai Lun Road, High-tech Industrial Development ZoneHengyang, Hunan 410100), 湖南千山制药机械股份有限公司 (中国湖南省衡阳市高新技术产业开发区蔡伦路10号) filed a patent application (PCT/CN2024/077664) for "HIGH-BARRIER DOUBLE-SEALED VIAL" on Feb 20, 2024. With publication no. WO/2025/166842, the details related to the patent application was published on Aug 14, 2025.

Notably, the patent application was submitted under the International Patent Classification (...