ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,813, issued on June 23, was assigned to Kantas Products Co. Ltd. (Taipei City, Taiwan).

"Folding knife with elastic bar and double safety mechanism" was invented by Yang-Fu Cheng (Taipei City, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A folding knife includes an elastic bar, a first safety mechanism, a second safety mechanism, a handle, and a blade that has a rear end pivotally connected to a front end of the handle and can be rotated out of or into the handle. When the blade is stored in the handle, the elastic bar presses against the blade and apply a force to the blade that pushes the blade along a direction out of the handle. When th...