Retail giant Walmart is seeking to patent a system that uses blockchain technology to track packages delivered by unmanned drones.
The US Patent and Trademark Office (USPTO) published the application, innocuously titled "Unmanned Aerial Delivery to Secure Location", on 25th May, and while that title may not give away much of Walmart's plans, the application itself reveals further details.
As outlined, the retailer is looking at blockchain tech as a way to track shipments that involve flying drones.
Read more here: http://www.coindesk.com/walmart-wants-to-track-delivery-drones-with-blockchain-tech/