ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,768,608, issued on Oct. 20.

"Firearm system with gas-piston system" was invented by Anthony Wright Valtierra (Middleton, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A firearm system includes an upper receiver and a barrel mounted to the upper receiver and configured to fire projectiles. The firearm system further includes a bolt carrier arranged within the upper receiver for reciprocation during firing. The firearm system further includes a gas-piston system for transferring firing force to the bolt carrier for reloading after each projectile is discharged from the barrel."

The patent was filed on Nov. 12, 2024, under Application No. 18/944,909...