ALEXANDRIA, Va., July 3 -- United States Patent no. 12,342,978, issued on July 1, was assigned to Omachron Intellectual Property Inc. (Hampton, Canada).
"Surface cleaning apparatus" was invented by Wayne Ernest Conrad (Hampton, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A surface cleaning apparatus comprising a surface cleaning head, the surface cleaning head comprising a first liquid separation stage comprising a cyclone having a cyclone axis of rotation, a cyclone first end, an axially spaced apart second end, a cyclone air inlet, a cyclone air outlet and an axially extending sidewall wherein a portion of the sidewall comprises a screen and, when the surface cleaning apparatus is in use to clean...