ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,144, issued on June 30, was assigned to Kuprion Inc. (Waterbury, Conn.).

"Protective coverings and dry wipes comprising metal nanoparticle agglomerates for infection control applications and formation and use thereof" was invented by Alfred A. Zinn (Palo Alto, Calif.), Gilman Louie (San Francisco), Randall M. Stoltenberg (Palo Alto, Calif.) and Nicholas Antonopoulos (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Protective coverings having metal nanoparticle agglomerates adhered thereto may be applied to a surface subject to infection. The protective coverings may comprise a base substrate, and metal nanoparticle agglomerates there...