ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,955, issued on May 20, was assigned to Armament Systems and Procedures Inc. (Appleton, Wis.).

"Extendable baton with damage resistant locking mechanism" was invented by Kevin Parsons (Appleton, Wis.) and Siu Ngai Wang (Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "An extendable baton has a base section, at least one extendable section and a control rod. The base section may be tubular and have a lengthwise axis and an annular recess on an inner surface of a distal end and a release button on a proximal end. The extendable section may be tubular and nest inside the base section. The extendable section includes a locking clutch including a ...