ALEXANDRIA, Va., July 9 -- United States Patent no. 12,349,778, issued on July 8, was assigned to L'Oreal (Paris).
"Device autocleaning system based on multi canal and smart formula cartridge" was invented by Gregoire Charraud (Jersey City, N.J.) and Ji Lee (New York).
According to the abstract* released by the U.S. Patent & Trademark Office: "Formulation delivery systems, formulation delivery devices, and formulation cartridges for the same are provided. Formulation delivery systems include a reusable handle, a formulation dispensing assembly, and a controller. The formulation dispensing assembly includes a reciprocating nozzle assembly and a pump. The reciprocating nozzle assembly is fluidically-couplable to the formulation cartridge or...