US Patent Issued to 3M Innovative Properties on June 23 for "Multilayer articles including an absorbent layer and an ultraviolet mirror, systems, devices, and methods of disinfecting" (Minnesota Inventors)

ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,422, issued on June 23, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Multilayer articles including an absorbent layer and an ultraviolet mirror, systems, devices, and methods of disinfecting" was invented by Timothy J. Hebrink (Scandia, Minn.), John A. Wheatley (Stillwater, Minn.) and Bharat R. Acharya (Woodbury, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Multilayer articles are provided, including an absorbent layer and an ultraviolet mirror containing at least a plurality of alternating first and second optical layers. The absorbent layer absorbs ultraviolet light having a wavelength between at least 230 nanometers (n...