ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,511,673, issued on Dec. 30, was assigned to Raise Marketplace LLC (Chicago).

"Encrypting a portion of a block of an exchange item transactions chain" was invented by Josh K. Metnick (Chicago).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for execution by one or more computing devices of an exchange item marketplace network includes generating, by an exchange item origination entity, an origination block of an exchange item transactions chain associated with an exchange item, where a portion of the origination block is encrypted. The method further includes receiving, from a computing device of the exchange item marketplace network, an acquisiti...