ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,492, issued on Sept. 29, was assigned to Dyson Technology Ltd. (Wiltshire, Great Britain).

"Haircare appliance" was invented by Wee Jin Sim (Singapore), Antoine Francois Atkinson (Swindon, Great Britain) and Yuankang Liu (Singapore).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a hair care applianceincluding: a housing having a first end and a second end and a fluid inlet which extends around the housing and is proximate the first end of the housing, a fluid outlet, a fluid flow path extending within the housing between the fluid inlet and the fluid outlet. The fluid inlet is provided with a filtering system including a removable porti...