ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,461, issued on April 22, was assigned to Festool GmbH (Wendlingen, Germany).

"Electrical device for actuating a vacuum cleaner" was invented by Moritz Caspar (Stuttgart, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electric device in the shape of a machine tool or an energy storage module for the electric power supply of a machine tool. The electric device has a wireless communication interface for wireless communication with an external communication apparatus, which forms part of a vacuum cleaner provided to suction dust generated by the machine tool and with the wireless communication interface being designed to send at least one cont...