ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,754, issued on May 12.

"Swimming kickboard with adjustable flap and method of use" was invented by Seena Tabibi (Menlo Park, Calif.) and Nassim Banisaeed (Springfield, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A swim training apparatus in the form of a swimming kickboard with an adjustable flap. The base of the kickboard is constructed from a buoyant material, providing ample support to the user in water. The adjustable flap attached to the base is adjusted using a means that allows for the user to customize the flap's position between 0 and 90 degrees. This feature adds variation to workouts as it changes water resistance and buoyancy leve...