ALEXANDRIA, Va., June 2 -- United States Patent no. 12,647,131, issued on June 2, was assigned to Fidelity Information Services LLC (Jacksonville, Fla.).

"Tracing engine-based software loop escape analysis and mixed differentiation evaluation" was invented by Benjamin Christopher Young (Ely, Great Britain) and Chaoming Chan (Toronto).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for loop escape analysis includes receiving a set of executable computer instructions stored on a storage medium, and determining a number of inputs to a loop associated with a data structure, storage space that would be saved by compressing the data structure, and a size of new elements required to compress the data structu...