ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,562, issued on Feb. 10, was assigned to Killer Innovations Inc. (Tumwater, Wash.).

"Locking systems and methods for handguard of a firearm" was invented by Richard Brady Olsen (Rainier, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A handguard is for a firearm having a firearm upper. The handguard includes a body and a cam. The body is structured to be coupled to the firearm upper. The body has a central lumen having a longitudinal axis. The cam may be coupled to the body in substantially perpendicular alignment to the longitudinal axis and is configured to rotate between an UNLOCKED position and a LOCKED position. When the cam rotates from t...