ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,753,584, issued on Oct. 6, was assigned to Caterpillar Inc. (Peoria, Ill.).

"Tool retention system with external locking mechanism" was invented by Corey Michael Wells (East Peoria, Ill.), Eric Thomas Sinn (Tremont, Ill.), Brandon Hammig McCaffrey (St. Louis), William Jay Ulrich IV (East Peoria, Ill.) and Douglas Charles Serrurier (Morton, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A retention mechanism may have a pin inserted into a retainer pin opening in the adapter. The retention mechanism may also have a spring clip inserted into the tip through a first end of a transverse hole in the tip, and a retainer inserted through a second end of the...