ALEXANDRIA, Va., June 9 -- United States Patent no. 12,651,803, issued on June 9, was assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) Ltd. (Hong Kong).

"Polymer, separator, and related secondary battery and electric apparatus" was invented by Lei Li (Ningde, China), Meihuang Chen (Ningde, China), Yi Zheng (Ningde, China), Manxiang Wei (Ningde, China), Ming Xu (Ningde, China) and Chengdong Sun (Ningde, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A polymer, a separator, and a related secondary battery and electric apparatus are described. The polymer includes a first structural unit, a second structural unit, and a third structural unit; where the first structural unit includes a structural un...