ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,998, issued on April 21, was assigned to IGT (Las Vegas).

"Gaming establishment account refunding for lack of high frequency transactions" was invented by Jeffery Shepherd (Reno, Nev.) and Kevin Higgins (Reno, Nev.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods that, upon an occurrence of a refunding event associated with a period of inactivity of transactions against a frequent transaction account, transfer of an amount of funds from the frequent transaction account to a gaming establishment account, and display a balance of the gaming establishment account including at least the amount of funds transferred from the frequent tr...