ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,239, issued on Oct. 7, was assigned to COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES (Paris) and HORIBA ABX SAS (Montpellier, France).

"Microfluidic sample preparation device offering high repeatability" was invented by Yves Fouillet (Grenoble, France) and Anais Ali-Cherif (Clermont-Ferrand, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device for preparing a solution from a sample and a reagent, the device includes a microfluidic array having a sample supply inlet, a reagent supply inlet, a discharge outlet, a solution collection outlet, a sampling zone to which the inlets are connected, first and second preparation chambe...