ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,771, issued on Nov. 25, was assigned to HydraFacial LLC (Long Beach, Calif.).
"Devices and methods for treating the skin" was invented by Roger Ignon (Redondo Beach, Calif.) and Ed F. Nicolas (Signal Hill, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to some embodiments, a skin treatment assembly comprises a tip comprising a proximal end and a distal end, a container configured to secure to the tip along the proximal end of the tip, wherein the container is configured to contain a liquid, and a porous member configured to extend at least partially within an interior of the container such that it contact a liquid contained within t...