ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,389, issued on Aug. 25, was assigned to RTX Corp. (Farmington, Conn.).

"Gas turbine engine buffer air augmentation system and method" was invented by Murat Yazici (Glastonbury, Conn.) and Andrew E. Breault (Bolton, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gas turbine engine is provided that includes compressor and turbine sections, an engine compartment, an air turbine starter (ATS), and a buffer air augmentation system. The compressor and turbine sections are engaged by a shaft. The ATS is disposed to drive the compressor and turbine sections. The air turbine starter is configured to receive a flow of compressed air from a compressed ...