ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,450,977, issued on Oct. 21, was assigned to Fortuna IP LLC (Allen, Texas).

"Gaming machine having secondary gaming controller and primary and secondary credit balances" was invented by Sam Johnson (Largo, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gaming machine has a main or master gaming controller for presenting primary games based upon wagers of primary credits associated with a primary credit balance. A secondary controller is associated with the gaming machine for presenting secondary games or based upon wagers of secondary credits associated with a secondary credit balance. The secondary controller may present additional features and m...