U.S. retail giant Walmart’s latest blockchain-related patent application describes a “secure” delivery management system, according to a filing published by the U.S. Patent and Trademark Office (USPTO) July 5.
The newly published application, entitled "Delivery Reservation Apparatus and Method," outlines a blockchain-based management system for delivery lockers that can keep delivered items safe until their purchasers are able to sign for and collect them.
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https://cointelegraph.com/news/walmart-s-latest-patent-unveils-blockchain-based-delivery-management-system