RE:Next U.S. Patent This is very significant. Protected landing zones and areas for drone maintenance are very general scope items this patent can monetize.
"The 11,181,933 patent is directed to DDC’s drone delivery technology and processes related to managing access to one or more UAV zones. The one or more UAV zones can include a landing zone, a loading zone and/or a take-off zone, as well as battery charging zones for charging the UAV. The patent further relates to controlling access to the UAV zones in collaboration with a flight management system that is responsive to requests by users to allow access to a selected UAV zone."