ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,432, issued on June 10, was assigned to ECOLAB USA INC. (Saint Paul, Minn.).

"Hard surface cleaning solution with rapid viricidal activity" was invented by Joseph Wegner (Saint Paul, Minn.) and Mark Levitt (Saint Paul, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to fast-acting viricidal compositions and methods of using the same, wherein the compositions are capable of removing soil and effectively inactivating a wide variety of viral pathogens, particularly small, non-enveloped viruses such as poliovirus and norovirus. The compositions are especially useful on hard surfaces, and can easily be applied to a service to p...