ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,279, issued on May 13, was assigned to NXTGEN TOYS LLC (Tempe, Ariz.).

"Devices and kits for propelling string and methods of use thereof" was invented by Benzion Sadigursky (Tempe, Ariz.), Ross Barash (Tempe, Ariz.) and Michael Sadigursky (Titusville, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein are devices for propelling string through the air. The device includes two wheels, a motor, a head, a handle, a detachable cover, and at least one UV light source. At least one of the two wheels can be operable to be driven by the motor. The two wheels can be rotatably mounted to the head and form a gap operable to receive a portion o...