US Patent 11714429 System and method of last mile delivery

A vehicle to transport a first drone and a second drone includes a controller and a storage unit. The storage unit is configured to store a plurality of package containers. The controller is configured to initiate movement of a package container from the storage unit to the first drone and to initiate coupling of a first electromechanical interface of a plurality of electromechanical interfaces of the package container to the first drone. The controller is also configured to release the first drone from the vehicle with instructions for the first drone to move the package container to a package container reception point configured to couple to a second electromechanical interface of the plurality of electromechanical interfaces. The second drone is configured to provide data to the first drone. The data is related to a route from the vehicle to the package container reception point.