ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,741, issued on March 31.
"Transporter and stairs climber for heavy loads" was invented by Max Moskowitz (Flushing, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wheeling apparatus for a suitcase has a wheeling frame defining a frame plane. A wheeling leg assembly pivotably is attached to the wheeling frame at a pivoting axis and is pivotably moveable between a first position adjacent and parallel to the wheeling frame plane and a second position extending at an adjustable angle to the wheeling frame plane. Leaning wheels are secured to the wheeling leg assembly. Straps enable the apparatus to be removably secured to the suitcase. A flexible...