ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,688, issued on Nov. 18, was assigned to SOOCHOW UNIVERSITY (Suzhou, China).

"Carbene co-grafting modified fabric, preparation and application thereof" was invented by Zhanxiong Li (Suzhou, China) and Cun Lv (Suzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A carbene co-grafted modified fabric, a preparation method therefor, and an application thereof. Diazotized cotton fabric is sequentially subjected to a reaction with tert-butyl diazoacetate and octyl diazoacetate to obtain the carbene co-grafted modified fabric; or diazotized cotton fabric is sequentially subjected to a reaction with phenyl diazoacetate and octyl diazoacetate to obtai...