ALEXANDRIA, Va., May 5 -- United States Patent no. 12,620,618, issued on May 5, was assigned to Contemporary Amperex Technology (Hong Kong) Ltd. (Hong Kong).

"Functionalized separator and method for preparing the same, lithium metal battery and device comprising the same" was invented by Chengyong Liu (Ningde, China), Yongsheng Guo (Ningde, China), Quan Fan (Ningde, China), Tao Zhang (Ningde, China), Chengdu Liang (Ningde, China) and Jun Yang (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a functionalized separator, a method for preparing the same, a lithium metal battery, and a device comprising the lithium metal battery. The functionalized separator comprise...