ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,637, issued on Aug. 11, was assigned to Cornell University (Ithaca, N.Y.).

"Functionalized silica nanorings, methods of making same, and uses thereof" was invented by Melik Z. Turker (Princeton, N.J.), Thomas C. Gardinier II (Raritan, N.J.), Ulrich B. Wiesner (Ithaca, N.Y.) and Kai Ma (Belle Mead, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Silica nanorings, methods of making silica nanorings, and uses of silica nanorings. The silica nanorings may be PEGylated. The silica nanorings may be surface functionalized, which may be surface selective functionalization, with one or more polyethylene glycol (PEG) group(s), one or more display group(s)...