ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,469, issued on April 15, was assigned to Caterpillar Inc. (Peoria, Ill.).

"Track shoe assembly including a shoe plate and a grouser and related method of manufacture" was invented by Kevin L. Steiner (Tremont, Ill.) and Eric J. Johannsen (Washington, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one aspect, a track shoe assembly may include a shoe plate having a shoe plate body including a shoe plate attachment surface, and at least two slots extending through at least the shoe plate attachment surface. The track shoe assembly may also include a grouser having a grouser body having a grouser attachment surface, and at least two tabs, integra...