ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,909, issued on April 7, was assigned to RTX Corp. (Farmington, Conn.).

"Article and method for manufacturing an expanded combustor liner" was invented by Lawrence A. Binek (Glastonbury, Conn.) and Jesse R. Boyer (Middletown, Conn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of manufacturing a nested combustor liner includes manufacturing a nested combustor liner into a green state including a plurality of annular interior walls radially adjacent to one another and circumferentially surrounding an exhaust duct aperture and a plurality of annular exterior walls radially adjacent to one another and radially spaced apart from and circumferen...