ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,226, issued on March 17, was assigned to ResMed Pty Ltd (Australia).

"Characterising systems for respiratory therapy" was invented by Liam Holley (Sydney), Chinmayee Somaiya (Sydney), Dinesh Ramanan (Sydney) and Gordon Joseph Malouf (Sydney).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus and methods provide system characterisation such as for operation of respiratory treatment apparatus. Such a characterisation may include a determination of a patient interface type and/or an event such as a leak or blocked vent. For a characterisation, one or more controller(s) or processor(s) may be configured to make a determination of parameters that b...