ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,177, issued on Nov. 4.
"Device for carrying a beaker and clampingly positioning a heat transfer sheet around the beaker" was invented by Bonne Klein Woolthuis (Baarn, Netherlands) and Harmen Klein Woolthuis (Baarn, Netherlands).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for carrying a substrate, for example a drinking cup, and clamping against the substrate, for example against an outer wall of the drinking cup, a clamping sheet, wherein the clamping sheet comprises a flexible and bendable material with a width and a length, said length being measured between longitudinal ends of the clamping sheet, wherein coupling members are provided a...