June 1, 2020 Amazon receives patent approval for DLT-based authenticator.

Amazon received approval from the U.S. Patent and Trademark Office for a distributed ledger technology-based authenticator on Tuesday, having filed the patent in July 2017. While the patent does not state exactly how the system might be implemented, it does reference the Hyperledger suite as one possibility. The patent is aimed at allowing for the tracking of an item through supply chains in a verifiable manner with the assistance of a distributed electronic ledger.