ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,696,969, issued on Aug. 4, was assigned to Buddy Cup LLC (Gadsden, Ala.).

"Nested drinking vessels" was invented by Shaun Firestone (Gadsden, Ala.), Eric Firestone (Mt. Olive, Ala.) and Felix Firestone (Hokes Bluff, Ala.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A nested vessel assembly includes a first vessel and a second vessel. The first vessel has a first body that extends from a first lip to a first bottom to define a first containment volume within the first body. The second vessel has a second body that extends from a second lip to a second bottom to define a second containment volume within the second body. The second containment volume is s...