ALEXANDRIA, Va., July 14 -- United States Patent no. 12,679,510, issued on July 14, was assigned to SOL Paddle Boards Inc (Telluride, Colo.).

"Watercraft fin box with retractable fin" was invented by Christopher John Lombino (Telluride, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods to provide a watercraft fin box with a retractable fin. The fin box may be fitted to a watercraft such as an inflatable paddle board. The retractable fin is associated with a lever that allows the retractable fin to rotate within a body of the fin box. An elastic member positioned within the body of the fin box operates to urge the retractable fin away from the body when the retractable fin rotates into ...