ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,249, issued on April 15, was assigned to Xaar Technology Ltd. (Huntingdon, Great Britain).

"Predictive ink delivery system and methods of use" was invented by Angus Condie (Huntingdon, Great Britain), David Speed (Huntingdon, Great Britain) and Renzo Trip (Huntingdon, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A sub-controller (20), controller (30), fluid supply system and apparatus for printing and a method for printing. Provided is a processor controlled sub-controller (20) for controlling the fluid pressure in one or more droplet ejection heads (60); wherein said controller (30) is configured to receive a droplet ejection head mo...