ALEXANDRIA, Va., March 5 -- United States Patent no. 12,239,860, issued on March 4, was assigned to Dyson Technology Ltd. (Malmesbury, Great Britain).

"Air treatment apparatus" was invented by George Joseph Moone (Reading, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided an air treatment apparatus comprising a head wearable air purifier. The head wearable air purifier comprises a first speaker assembly arranged to be worn over a first ear of a user and a second speaker assembly arranged to be worn over a second ear of the user. The first speaker assembly comprises a speaker, a filter assembly, an air flow generator for creating an airflow through the filter assembly, and an air ...