ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,394, issued on Feb. 10, was assigned to nChain Licensing AG (Zug, Switzerland).
"Method of using a blockchain" was invented by Jack Owen Davies (London), Daniel Joseph (London) and Craig Steven Wright (London).
According to the abstract* released by the U.S. Patent & Trademark Office: "Contributions to a work by contributors having respective levels in a defined hierarchy are recorded in one or more blockchain transactions. One or more lower-level contributors provide, to a higher-level contributor, one or more lower-level contributions respectively, and the higher-level contributor provides a higher-level contribution responsive to the one or more lower-level contributions. A hi...