ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,683, issued on Sept. 22, was assigned to SharkNinja Operating LLC (Needham, Mass.).
"Recovery tank" was invented by Lee Michael Cottrell (Kent, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cleaning device and methods for cleaning are provided. In one embodiment, the cleaning device includes a head assembly, a body assembly, and a handle assembly. The cleaning device also includes components that enable the cleaning device to operate in dry cleaning modes and wet cleaning modes. Dry cleaning modes can employ a vacuum assembly, including a motor, tubing, and a fluid recovery tank in order to draw in debris and waste into a fluid rec...