ALEXANDRIA, Va., April 9 -- United States Patent no. 12,268,249, issued on April 8, was assigned to Philip Morris Products S.A. (Neuchatel, Switzerland).

"Aerosol-generating device or case with multiple power sources" was invented by Ricardo Cali (Mannheim, Germany), Fabio Cantieri (Bologna, Italy) and Ivan Prestia (Calderara di Reno, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "A charging case for an aerosol-generating device, the charging case including a case connector for receiving electrical power from an external source, a plurality of case cavities, a mounting section for connecting the aerosol-generating device to the charging case, and a case control unit. Each of the plurality of case cavit...