ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,384, issued on March 25, was assigned to Altria Client Services LLC (Richmond, Va.).

"Electronic vaping device" was invented by Travis Martin Garthaffner (Midlothian, Va.) and Peter J. Lipowicz (Midlothian, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge of an electronic vaping device includes a housing extending in a longitudinal direction. The housing includes a sidewall, a transverse wall at the first end of the sidewall, and an inner tube integrally formed with the housing. The sidewall is generally cylindrical and a first end and a second end. The transverse wall includes at least one outlet therein. The inner tube extends in th...