ALEXANDRIA, Va., March 5 -- United States Patent no. 12,240,019, issued on March 4.

"Apparatus for cleaning a surface with a liquid jet and related methods" was invented by Adam McGuire (The Woodlands, Texas) and Robert O'Brien (Katy, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus for cleaning a surface with a liquid jet, the apparatus having: a primary fluid conduit having a longitudinal axis and two ends, a fluid-intake end and a fluid-exit end; a first motor-driven drive assembly configured to engage the primary fluid conduit and turn the primary fluid conduit about the primary-fluid-conduit longitudinal axis; a first motor configured to engage the first motor-driven drive assembly; a sect...