ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,883, issued on March 31, was assigned to VAIU GLOBAL INC. (Dover, Del.).

"Methods and systems for creating and controlling use of transaction keys" was invented by Reza Jalili (Sandy, Utah).

According to the abstract* released by the U.S. Patent & Trademark Office: "Creating and controlling a transaction key are provided. Initially, an authorization code is received at a server. This authorization code corresponds to a subsequent transaction that will be performed. Thereafter, a set of parameters are also received at the server. These parameters outline certain requirements that must be met by a requesting device in order to trigger or permit the execution of the transaction. In...