ALEXANDRIA, Va., July 28 -- United States Patent no. 12,690,613, issued on July 28, was assigned to Altria Client Services LLC (Richmond, Va.).

"Capsules, heat-not-burn (HNB) aerosol-generating devices, and methods of generating an aerosol" was invented by Raymond W. Lau (Richmond, Va.), Eric Hawes (Midlothian, Va.), James McLaren (Richmond, Va.), Shaoyong Yu (Glen Allen, Va.), Rangaraj S. Sundar (Richmond, Va.) and Zack W. Blackmon (Richmond, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A capsule for a heat-not-burn (HNB) aerosol-generating device may include an inner body, an outer body around the inner body, the inner body and the outer body being concentric, the inner body and the outer body at lea...