ALEXANDRIA, Va., March 5 -- United States Patent no. 12,241,708, issued on March 4, was assigned to LWRC International LLC (Cambridge, Md.).

"Bolt carrier and bolt for gas operated firearms" was invented by Jesus S. Gomez (Trappe, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An improved bolt and bolt carrier with integral gas key having an extension nozzle threadedly secured and pinned to the gas key for use with a direct gas operated firearm is provided. The extension nozzle is designed to receive a portion of the host firearm's gas operating system. The firing pin retaining pin is oriented so as to expose its widest profile to the firing pin's annular flange, increasing its service life. The bolt has...