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Class Information
Number: 42/49.02
Name: Firearms > Breech loading > Magazines > Adapters or capacity reducers
Description: Devices including structure which provides for the feeding and firing of difference size caliber rounds within the firearm.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7509767 |
Base pad for firearm magazine |
Mar. 31, 2009 |
| 7444775 |
Caliber convertible AR-15 upper receiver system |
Nov. 4, 2008 |
| 7237354 |
Gun magazine with two-stage spring |
Jul. 3, 2007 |
| 6739082 |
Firearm with fixed cartridge magazine top |
May. 25, 2004 |
| 6715396 |
Firearm conversion kit |
Apr. 6, 2004 |
| 6536152 |
Storage compartment forming insert for a firearm grip |
Mar. 25, 2003 |
| 6367188 |
Firearm with detachable magazine |
Apr. 9, 2002 |
| 6070352 |
Firearm magazine cartridge converter |
Jun. 6, 2000 |
| 5845426 |
Ten round magazine with fifteen round profile |
Dec. 8, 1998 |
| 5704148 |
Ten round magazine with fifteen round profile |
Jan. 6, 1998 |
| 5666752 |
Hand gun magazine extension assembly |
Sep. 16, 1997 |
| 5651204 |
Ornamental magazine base |
Jul. 29, 1997 |
| 5568696 |
Reduced capacity magazine for repeater firearm |
Oct. 29, 1996 |
| 5566488 |
Pistol grip magazine adaptor |
Oct. 22, 1996 |
| 5555661 |
Pistol grip magazine adaptor |
Sep. 17, 1996 |
| 5520019 |
Gas-operated rifle system |
May. 28, 1996 |
| 5461811 |
Gun magazine apparatus and method |
Oct. 31, 1995 |
| 5416998 |
Adapter for rifle magazine |
May. 23, 1995 |
| 5056252 |
Firearm magazine |
Oct. 15, 1991 |
| 4907362 |
Sub-caliber firearm |
Mar. 13, 1990 |
| 4777752 |
Blank magazine |
Oct. 18, 1988 |
| 4707941 |
Bulk cartridge magazine for firearms and process for loading |
Nov. 24, 1987 |
| 4619062 |
Safety device for firearms using removable magazines |
Oct. 28, 1986 |
| 4602449 |
Combination screw-in choke holder and plug device |
Jul. 29, 1986 |
| 4515064 |
Weapon rim-fire conversion unit II |
May. 7, 1985 |
| 4447976 |
Cartridge magazine mount |
May. 15, 1984 |
| 4297800 |
Cartridge magazine for firearms |
Nov. 3, 1981 |
| 4220071 |
Conversion kit for semi-automatic carbines |
Sep. 2, 1980 |
| 4194314 |
Ejector assembly for a firearm adapter |
Mar. 25, 1980 |
| 4169329 |
Weapon conversion apparatus |
Oct. 2, 1979 |
| 4139958 |
Magazine adapter assembly for firearms |
Feb. 20, 1979 |
| 4098016 |
Automatic and semiautomatic small caliber conversion system |
Jul. 4, 1978 |
| 4079535 |
Rifle adapter assembly magazine |
Mar. 21, 1978 |
| 4069608 |
.22 Caliber rimfire adapter system for M16 type rifle |
Jan. 24, 1978 |
| 4058922 |
Rifle adapter assembly |
Nov. 22, 1977 |
| 4056038 |
Dual purpose semi-automatic convertible rifle |
Nov. 1, 1977 |
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