ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,481, issued on Oct. 27, was assigned to The Regents of the University of California (Oakland, Calif.).

"Compositions, systems and methods for atom transfer radical addition reaction" was invented by Yang Yang (Goleta, Calif.), Qi Zhou (Goleta, Calif.) and Michael Chin (Goleta, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Biocatalysts and methods for performing atom transfer radical addition chemistry are described. Generally, modified metalloenzymes are utilized to perform enantioselective and/or diastereoselective atom transfer radical addition chemistry on a broad range of substrates."

The patent was filed on Aug. 2, 2022, under Applicat...