ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,445, issued on April 15, was assigned to Alldredge Innovative Products LLC (White, Ga.).

"Combination muck bucket and reversible staircase and methods of use" was invented by Rodney H. Alldredge (Peachtree Corners, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cart and reversible staircase having a muck bucket with open top formed from sidewalls and a bottom, where the bottom configured as a plurality of steps when inverted, wheeled rack assembly having a perimeter rail to support a rim of the muck bucket, a pair of hinged legs, each of the pair of hinged legs hingedly affixed to the support rim on opposite side rails to support the muck bucke...