US Patent Issued to GUANGDONG JIANLIYUAN MEDICAL TECHNOLOGY on April 15 for "Closed type medicine liquid transfer device and system with double-chamber internal circulation" (Chinese Inventors)

ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,673, issued on April 15, was assigned to GUANGDONG JIANLIYUAN MEDICAL TECHNOLOGY Co. LTD. (Guangdong, China).

"Closed type medicine liquid transfer device and system with double-chamber internal circulation" was invented by Rizhi Chen (Guangdong, China), Rongqiong Luo (Guangdong, China), Shigeng Xie (Guangdong, China), Weiquan Chen (Guangdong, China), Binghua Tang (Guangdong, China), Liangyu Zheng (Guangdong, China) and Lizhen Yang (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medicine liquid transfer device includes a double-chamber syringe, a dispensing needle assembly, and a syringe needle sealing assembly. The medicine liquid...