ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,951, issued on Sept. 23, was assigned to Xiamen University (Fujian, China) and Xiamen Innovax Biotech Co. Ltd. (Fujian, China).

"Preparation of zinc risedronate micro/nano adjuvant and use thereof as vaccine adjuvant" was invented by Qinjian Zhao (Fujian, China), Xiaofen Huang (Fujian, China), Yike Li (Fujian, China), Meifeng Nie (Fujian, China), Siyi Chen (Fujian, China) and Ningshao Xia (Fujian, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention pertains to the field of pharmaceutical technology. Specifically, the present invention relates to a zinc risedronate micro/nano adjuvant with sustained-release function formed by ...