ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,652, issued on June 23, was assigned to Veriteque USA Inc. (Carson City, Nev.).

"Ink formulations for printing and manufacture of reactive chemical sensors" was invented by Christian Loane (Carson City, Nev.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein, inter alia, are solvent and resin formulations comprising reduced fire and environmental risk, methods for producing sensor device for detection of any analyte, e.g., by printing reactive chemicals and dyes onto a substrate using large scale printing machines. Also provided is a method of preparing the reduced risk formulations and sensor device, and methods of using the sensor devi...