ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,481,658, issued on Nov. 25, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Creating domain-specific language representations of chemical structures" was invented by Nathaniel H. Park (San Jose, Calif.), Tim Erdmann (San Jose, Calif.) and James L. Hedrick (Pleasanton, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for receiving a textual description of a first chemical structure; applying a first machine learning model to the textual description to generate a first data structure indicating components of the first chemical structure and bonds between the components of the first chemical structure; applying a second...