ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,351, issued on Feb. 10, was assigned to Woodland Tools Inc. (Madison, Wis.).
"Extendible poles" was invented by Charlton G. A. Foster (Middleton, Wis.) and James W. Meiller (Fitchburg, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Extendible poles that allow for increased hand fit and rigidity. The extendible pole comprises an outer pole and one or more inner poles slidably engaged within the outer pole. The outer pole and the one or more inner poles have a cross-sectional shape of an asymmetrical oval with five extended flat sides at an upper portion and a curved section at a lower portion, wherein the curved section does not contain any flat...