ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,408,851, issued on Sept. 9, was assigned to California Institute of Technology (Pasadena, Calif.) and THE TRUSTEES OF DARTMOUTH COLLEGE (Hanover, N.H.).

"Canary on a chip: embedded sensors with bio-chemical interfaces" was invented by Axel Scherer (Barnard, Vt.) and Arti Gaur (Hanover, N.H.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Wireless electrochemical measurements methods using minimally invasive micro-sensors that monitor response of cells to specific analytes are described. Micro-actuators integrated on a same chip as the micro-sensors are used to provide closed loop in-vivo local therapy on demand. An in-vivo bio-electronic system that can...