ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,292, issued on June 23, was assigned to THE REGENTS OF THE UNIVERSITY OF MICHIGAN (Ann Arbor, Mich.) and INSPIRE RX LLC (Ann Arbor, Mich.).

"Personal respiratory isolation system" was invented by Shalini Sarala Kota (Ann Arbor, Mich.), Sridhar Kota (Ann Arbor, Mich.), Kevin R. Ward (Superior Township, Mich.) and David Hornick (Ann Arbor, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A personal respiratory isolation system (PRIS) provides a personal, negative pressure environment for a patient or user that reduces contamination and spread of pathogens exhaled by the patient into the environment. The PRIS includes an enclosure to receive the pa...