ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,542, issued on April 15, was assigned to Flybotix SA (Renens, Switzerland).
"Foldable and removable protective cage" was invented by Francois Heremans (Les Plans-sur-Bex, Switzerland) and Samir Bouabdallah (Yverdon les Bains, Switzerland).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a protective foldable cage (100) adapted to flying drones. It comprises several ribs linked at their extremities by a ring and comprising on their length several connection points allowing strings to join each of the adjacent ribs. The length of the string corresponds to the maximal angular shift between the first and the last ribs. The p...