ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,442,240, issued on Oct. 14, was assigned to Matthew John Garry (Hillsboro, Texas).
"Bifold door" was invented by Matthew Garry (Weatherford, Texas) and Gregory Oliver Valler (Toowoomba, Australia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bifold door includes an upper panel including a top edge disposed proximate an anchor and a lower edge disposed distal of the anchor. The upper hinge, connecting the anchor to the top edge, permits rotation of the top edge of the upper panel but prevents elevation of the top edge of the upper panel. A first actuator, connected to the anchor and the upper panel, lifts the lower edge of the upper panel upwardly and...