US 12,215,950 B2
Firearm and a method of manufacturing it
Paul T. Noonan, Boise, ID (US); and Aaron Neal Trout, Boise, ID (US)
Filed by F.M. Products Inc, Boise, ID (US)
Filed on May 22, 2023, as Appl. No. 18/200,032.
Application 18/200,032 is a continuation of application No. 17/515,114, filed on Oct. 29, 2021, granted, now 11,692,781.
Claims priority of provisional application 63/108,312, filed on Oct. 31, 2020.
Prior Publication US 2023/0304754 A1, Sep. 28, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F41C 23/04 (2006.01); F41A 3/66 (2006.01); F41A 11/04 (2006.01)
CPC F41A 3/66 (2013.01) [F41A 11/04 (2013.01); F41C 23/04 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A lower receiver comprising:
a stopper movable between a blocking position and an open position, wherein the stopper prevents rearward movement of a bolt carrier when the stopper is in the blocking position, wherein the stopper allows rearward movement of the bolt carrier when the stopper is in the open position; and
a buffer assembly, wherein the buffer moves the stopper to the open position when the assembly is in a locked position.