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Class Information
Number: 89/33.1
Name: Ordnance > Cartridge feeding > With magazine
Description: Subject matter having a case or chamber on a gun from which cartridges are inserted into the gun.










Sub-classes under this class:

Class Number Class Name Patents
89/33.14 Belt feed 84
89/33.17 With rotary feeder 53


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8683725 Receiver latching assembly for a firearm magazine Apr. 1, 2014
8677880 Combination stackable magazine cores and outer binding skins for changing style and capacity versability of a firearm and further including dual use follower Mar. 25, 2014
8635796 Ammunition magazine Jan. 28, 2014
8596184 Automatic charge magazine Dec. 3, 2013
8573109 Ammunition canister and feed system Nov. 5, 2013
8479631 Propellant holder for an explosion-driven setting tool and an explosion-driven setting tool Jul. 9, 2013
8336441 Rotatable gun mount Dec. 25, 2012
8215225 Large caliber autoloader Jul. 10, 2012
8191297 Device for indicating low ammunition in a firearm magazine Jun. 5, 2012
8151684 Ammunition canister and feed system Apr. 10, 2012
8091463 Machine gun ammunition holder incorporating center of gravity downward ejection-deflector Jan. 10, 2012
8069601 Ammunition magazine Dec. 6, 2011
8061255 Firearm with cartridge pick-and-place mechanism Nov. 22, 2011
7913609 Machine gun ammunition holder incorporating center of gravity downward ejection-deflector Mar. 29, 2011
7908780 Ammunition magazine Mar. 22, 2011
7806036 Magazine apparatuses, firearms including same, and method of introducing an ammunition cartridge into a firearm Oct. 5, 2010
7694620 Machine gun magazine support Apr. 13, 2010
7690290 Cartridge magazine Apr. 6, 2010
7676973 Firearm or repeating pyrotechnic mortar that advances cartridges from a magazine into a firing chamber by a chemical detonation or steam explosion Mar. 16, 2010
7669512 Ammunition feed system with an automatic clutch Mar. 2, 2010
7568421 Cartridge feeding attachment for firearms Aug. 4, 2009
7533598 Shell stripper assembly May. 19, 2009
7513185 Magazine for an automatic weapon Apr. 7, 2009
7509767 Base pad for firearm magazine Mar. 31, 2009
7503138 Magazine aligner for pistol magazine loaders Mar. 17, 2009
7500421 Magazine for an automatic shell firing weapon mounted on a gun carriage Mar. 10, 2009
7383657 Magazine loader Jun. 10, 2008
7373751 Spring-loaded firearm magazine May. 20, 2008
7219462 Receiver assembly for firearm May. 22, 2007
7174666 Integral magazine extraction extensions Feb. 13, 2007
7069683 Magazine and slide lever assembly for a semi-automatic firearm Jul. 4, 2006
7010878 Trigger system and method of installing same Mar. 14, 2006
6978709 Breech device for bolt action firearms Dec. 27, 2005
6952894 Cartridge magazine system Oct. 11, 2005
6877414 Storage magazine for propellant charge modules Apr. 12, 2005
6877415 Individual premeasured charges with reduced moisture content and method of producing same Apr. 12, 2005
6874266 Insert for storing a firearm cartridge within cavity of handgun grip Apr. 5, 2005
6796300 Magazine for bullet-shooting pneumatic firearm Sep. 28, 2004
6742298 Carrier locking device Jun. 1, 2004
6739082 Firearm with fixed cartridge magazine top May. 25, 2004
6736125 Magazine for bullet pneumatic arms and case for said bullet magazine of a pneumatic arm May. 18, 2004
6681678 Revolving ammunition magazine Jan. 27, 2004
6612062 Carrier locking device Sep. 2, 2003
6588312 Automatic firearm with a bolt assembly that moves between a closed position and an open position Jul. 8, 2003
6578463 Automatic machine gun Jun. 17, 2003
6397721 Cartridge feed device for a repeating firearm Jun. 4, 2002
6393960 Device for attaching ammunition boxes to a box support for an automatic weapon May. 28, 2002
6389947 Cartridge feed device for a repeating firearm May. 21, 2002
6370806 Ammunition magazine for use in a firearm adapted for firing non-impact detonated cartridges Apr. 16, 2002
6343535 Device for advancing charges in a powder-actuated tool, and improved tool including the same Feb. 5, 2002

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