ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,408, issued on July 28, was assigned to SKYRE INC. (East Hartford, Conn.).

"Method of purifying helium from mixed gas" was invented by Trent M. Molter (South Windsor, Conn.) and Robert Roy (West Springfield, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In an aspect, a hydrogen separation unit includes an electrochemical cell stack that includes a separator stack located in between an anode side and a cathode side; a mixed gas conduit for receiving a mixed gas stream to the anode side; an anode removal conduit for removing a helium rich stream from the anode side; and a cathode removal conduit for removing a hydrogen rich stream from the cath...