ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,423, issued on July 8, was assigned to ALTRIA CLIENT SERVICES LLC (Richmond, Va.).

"Aerosol-generating system comprising multiple aerosol-forming substrates and a transfer element" was invented by Tony Reevell (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge and an aerosol-generating device. The cartridge includes a cartridge housing, a first aerosol-forming substrate in the cartridge housing and a second aerosol-forming substrate in the cartridge housing. An aerosol-generating device defines a cavity configured to receive at least a portion of the cartridge along a first direction and the aerosol-generating device includes a transf...