ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,608, issued on Dec. 30, was assigned to DBV TECHNOLOGIES (Montrouge, France) and UCL BUSINESS LTD (London).

"Method of depositing a substance on a substrate" was invented by Nael Berri (Paris), Sarah Darwiche (Paris), Maxime Huet (Grenoble, France), Suwan Jayasinghe (London) and Adam Wojcik (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method of depositing a substance onto a substrate (6), comprising: -providing a substrate (6) at a distance from a conducting spraying nozzle (1), said spaying nozzle (1) having an outlet (2); -providing a liquid composition containing the substance to the spraying nozzle (1); -gene...