ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,098, issued on May 20, was assigned to East China University of Science and Technology (Shanghai).

"Luminescent probe and its preparation method and application" was invented by Zhiqian Guo (Shanghai), Juan Li (Shanghai), Yutao Zhang (Shanghai), Yao Lu (Shanghai), Chenxu Yan (Shanghai), Meiling Zhao (Shanghai), Xiuyan Zhao (Shanghai) and Weihong Zhu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A luminescent probe and its preparation method and application are provided. The luminescent probe has a steric hindrance group R1 of aliphatic hydrocarbon structure such as adamantane or norborneol, a detection group R2 of nitrobenzyl and its deri...