ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,434,558, issued on Oct. 7, was assigned to Volvo Truck Corp. (Gothenburg, Sweden).

"Drive axle assembly, interaxle differential assembly, and integrated interaxle bevel gear and input side gear" was invented by Sean Skinner (Martinsburg, W.va.), Nicholas Lieberum (York Springs, Pa.) and Zachary Lambertus (Chambersburg, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A drive axle assembly includes an input shaft, an output shaft, and an interaxle differential comprising at least one spider gear rotatable about an axis perpendicular to the input shaft, an output side gear in meshing engagement with the at least one spider gear and non-rotatably mounted ...