ALEXANDRIA, Va., April 9 -- United States Patent no. 12,269,031, issued on April 8, was assigned to Wisconsin Alumni Research Foundation (Madison, Wis.).

"Device and method for accelerated material extraction and detection" was invented by David J. Beebe (Monona, Wis.), Duane S. Juang (Madison, Wis.), Terry D. Juang (Madison, Wis.), Thomas C. Friedrich (Madison, Wis.) and David H. O'Connor (Madison, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and device are provided for detecting a target in a biological sample. The target binds to a solid phase substrate. First and second cavities in a plate are filled with an oil. The first and second cavities are in fluid communication with each other. Th...