ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,205, issued on March 25, was assigned to LWRC International LLC (Cambridge, Md.).

"Barrel nut assembly and method to attach a barrel to a firearm using such assembly" was invented by Jesus S. Gomez (Trappe, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A fixture for use with AR15/M16 type firearms is provided herein. The fixture is made up of several parts that when used in conjunction with one another mitigate the transfer of torque from the barrel nut to the firearms receiver during barrel installation. The fixture affords the user a method and apparatus that holds the barrel in alignment with the firearm receiver and secures the barrel agai...