ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,029, issued on April 8, was assigned to KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGY (Thuwal, Saudi Arabia).

"Pressure-driven fluidic logic gate" was invented by Nazek Mohamad El-Atab (Thuwal, Saudi Arabia) and Javier Eduardo Chavarrio Canas (Thuwal, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microfluidic chip includes a substrate; plural layers formed on top of each other over the substrate; a top layer formed over the plural layers; a first input port formed into the top layer; a second input port formed into the top layer; a first output port formed into a first layer of the plural layers; and a second output port formed ...