ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,071, issued on Oct. 6, was assigned to ResMed Pty Ltd (Bella Vista, Australia).

"Air filtration apparatus and system for providing patient information" was invented by Simon Robert Cork (Sydney) and David Richards (Sydney).

According to the abstract* released by the U.S. Patent & Trademark Office: "An air filtration apparatus for supplying a flow of filtered air to an inlet of an RPT device, the air filtration apparatus comprising an inlet flow path, an outlet flow path, an air outlet, and a blower configured to receive air from the inlet flow path and to supply air at above ambient pressure to the outlet flow path, wherein the inlet flow path comprises a filter means comprising a...