ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,725,772, issued on Sept. 1, was assigned to Restek Corp. (Bellefonte, Pa.).

"Sampling devices with essentially impermeable and non-porous reservoir surfaces" was invented by Ryan D. Micklitsch (Jersey Shore, Pa.), Diego Lopez Lopez (State College, Pa.), Thomas E. Kane (Bellefonte, Pa.) and German A. Gomez-Rios (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sampling device is disclosed, including a substrate, a reservoir surface disposed on at least a portion of the substrate and configured to retain a liquid, the reservoir surface having a reservoir surface area and being formed of a reservoir surface material, and a Taylor cone emit...