ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,740, issued on Dec. 16, was assigned to NCHAIN LICENSING AG (Zug, Switzerland).

"Blockchain-implemented method and system" was invented by Stephane Vincent (Luxembourg) and Craig Steven Wright (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are presented for a blockchain-implemented method and system of controlling use of or access to a parking space. The method comprises generating a blockchain transaction indicative of a condition on use of, or access to, the parking space, the blockchain transaction comprising a multi-signature script requiring a plurality of signatures for completion of the blockchain transaction; providing a f...