ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,339, issued on July 29, was assigned to Shenzhen Profound-View Pharma Tech Co. Ltd (Shenzhen, China).

"Copper nanoclusters, thymine-modified hyaluronic acid and poly(copper nanoclusters), method for preparing the same, and application thereof" was invented by Taolei Sun (Wuhan, China) and Baisong Chang (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Copper nanoclusters (CuNCs), thymine-modified hyaluronic acid (TMHA), and poly(copper nanoclusters) (PCuNCs) are disclosed. In certain embodiments, the TMHA is represented by formula I, wherein the degree of substitution of thymine in the HA is in a range of 1-50%, and wherein n for GlcA-Glc...