ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,460, issued on March 17, was assigned to Evonik Operations GmbH (Essen, Germany).

"Composition for production of coatings comprising improved phosphors" was invented by Simone Schulte (Essen, Germany), Markus Hallack (Schermbeck, Germany), Christina Janke (Essen, Germany), Sabine Krusenbaum (Essen, Germany), Barbel Wolff (Moers, Germany), Thomas Justel (Witten, Germany), Stefan Fischer (Soest, Germany), Franziska Schroder (Steinfurt, Germany), Sven Reetz (Gronau, Germany) and Michael Huth (Maintal, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A curable composition for production of coatings having an antimicrobial property, contains at le...