ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,991, issued on Feb. 24, was assigned to Airbus Operations GmbH (Hamburg, Germany) and Airbus Americas Inc. (Mobile, Ala.).
"Minimalist secondary barrier" was invented by Frank Cordes (Stade, Germany), John Brewster (Daphne, Ala.) and Cary Brown (Mobile, Ala.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for providing a barrier assembly that prevents access to a secure area can include a panel movable between an open position and a closed position in which the panel substantially obstructs a passageway, but where the panel width is less than the width of the passageway. A first locking pin is movable from a retracted position wit...