ClassID:

162580

F41A9/71 - CPC Classification

Classification description:

Feeding or loading of ammunition ; Magazines; Guiding means for the extracting of cartridges; Magazines for unbelted ammunition; Box magazines having a cartridge follower Arrangements thereon for varying capacity; Adapters or inserts for changing cartridge size or type

Recent Application in this class:
#1
20260118077
2026-04-30

APPARATUS AND METHOD FOR READILY CHANGING CALIBERS OF BLIND BOX MAGAZINE FIREARMS

#2
20250251206
2025-08-07

INCREASED CAPACITY AMMUNITION MAGAZINE

#3
20250146775
2025-05-08

INCREASED CAPACITY AMMUNITION MAGAZINE

#4
20250116471
2025-04-10

Magazine Extension

#5
20250085071
2025-03-13

MAGAZINE SPRING AND MAGAZINE ASSEMBLY

#6
20250075992
2025-03-06

HYBRID FIREARM MAGAZINE

#7
20250012529
2025-01-09

MAGAZINE WELL FOR A SELF-LOADING FIREARM

#8
20240361094
2024-10-31

AMMUNITION CONVERTIBLE FIREARM

#9
20240344793
2024-10-17

MAGAZINE BASE PAD

#10
20240219136
2024-07-04

Increased capacity ammunition magazine

#11
20240093955
2024-03-21

Magazine adapter

#12
20230400271
2023-12-14

MAGAZINE BASE PAD ASSEMBLY AND MAGAZINE EXTENSION ASSEMBLY

#13
20230349654
2023-11-02

Increased capacity ammunition magazine

#14
20230341201
2023-10-26

RIFLE ALIGNMENT RING MOUNT SYSTEM

#15
20230332855
2023-10-19

Increased capacity ammunition magazine

#16
20230332854
2023-10-19

Increased capacity ammunition magazine

#17
20230266085
2023-08-24

Modular firearm adapter system and device

#18
20230266084
2023-08-24

Magazine spring and magazine assembly

#19
20230235981
2023-07-27

Hybrid firearm magazine

#20
20230228508
2023-07-20

Magazine extension

#21
20230146977
2023-05-11

Retractable suppressor

#22
20230128221
2023-04-27

Actionless rifle

#23
20230127748
2023-04-27

Backdraft barrel

#24
20230097660
2023-03-30

Ammunition convertible firearm

#25
20230087597
2023-03-23

Housing section for a cartridge magazine for a portable firearm, cartridge magazine with housing section, conversion kit, method for conversion of a cartridge magazine, and method for operating a portable firearm

#26
20230019581
2023-01-19

Adjustable magazine well

#27
20230014062
2023-01-19

Density Altitude Reticle

#28
20230003475
2023-01-05

Rifle receiver alignment and tensioning system

#29
20220357121
2022-11-10

Capacity limiting assembly for magazines, magazines having limited capacity, and related methods

#30
20220107149
2022-04-07

UNIVERSAL SYSTEMS AND METHODS FOR ADJUSTABLY LIMITING CAPACITY OF FIREARM MAGAZINES

#31
20220107148
2022-04-07

Base pad for magazine and magazine group

#32
20220026167
2022-01-27

MULTI-CALIBER MAGAZINE LOADER

#33
20210372722
2021-12-02

Ammunition convertible firearm

#34
20210341236
2021-11-04

Modular handgun grip assembly

#35
20210302115
2021-09-30

LOCKING SYSTEM FOR REMOVABLE MAGAZINE FLOOR PLATES FOR FIREARM MAGAZINES

#36
20210285737
2021-09-16

Magazine follower

#37
20210247156
2021-08-12

Magazine extension

#38
20210207905
2021-07-08

Magazine follower

#39
20210190448
2021-06-24

Modular firearm adapter system and device

#40
20210172691
2021-06-10

Modular handgun grip assembly

#41
20210164745
2021-06-03

MAGAZINE STRUCTURE AND INSERT

#42
20210123698
2021-04-29

Increased capacity ammunition magazine

#43
20210080205
2021-03-18

Magazine limit block

#44
20200348095
2020-11-05

Firearm magazine extension with locking plate and pocket clip

#45
20200348094
2020-11-05

Firearm magazine extension with locking plate

#46
20200271403
2020-08-27

Interchangeable magazine well

#47
20200232734
2020-07-23

Ammunition convertible firearm

#48
20200208929
2020-07-02

FIREARM MAGAZINE LOCK PLATE WITH CONTOUR MATCHING GRIP INSERT

#49
20200103189
2020-04-02

Locking system for removable magazine floor plates for firearm magazines

#50
20200011625
2020-01-09

BOLT CARRIER FOR SEMI-AUTOMATIC and AUTOMATIC FIREARM

#51
20200011623
2020-01-09

MAGAZINE FOR SEMI-AUTOMATIC AND AUTOMATIC FIREARM

#52
20200003509
2020-01-02

Telescoping controlled force spring

#53
20190331444
2019-10-31

Magazine structure and insert

#54
20190310040
2019-10-10

Universal systems and methods for adjustably limiting capacity of firearm magazines

#55
20190285374
2019-09-19

Firearm Magazine

#56
20190226779
2019-07-25

Magazine adapter

#57
20190086171
2019-03-21

UNIVERSAL SYSTEMS AND METHODS FOR ADJUSTABLY LIMITING CAPACITY OF FIREARM MAGAZINES

#58
20190025029
2019-01-24

Device and method for simulating the weight of a loaded gun magazine

#59
20190011204
2019-01-10

Shotgun with magazine loading system

#60
20180347929
2018-12-06

Ammunition magazine basepad extension

#61
20180202734
2018-07-19

Multi-caliber magazine for a firearm and a method of forming the same

#62
20180180371
2018-06-28

Pistol magazine adapter

#63
20180031342
2018-02-01

Apparatus and method for increasing capacity of an ammunition magazine

#64
20180023909
2018-01-25

Universal systems and methods for adjustably limiting capacity of firearm magazines

#65
20170356709
2017-12-14

Magazine conversion system and magazine jig

#66
20170321979
2017-11-09

Firearm magazine extension article

#67
20170307319
2017-10-26

Magazine with spacers for accommodating multiple caliber, size and/or length rounds

#68
20170184361
2017-06-29

Gun device with bolt catch

#69
20170184360
2017-06-29

MAGAZINE FLOOR PLATE

#70
20170153077
2017-06-01

UNIVERSAL SYSTEMS AND METHODS FOR ADJUSTABLY LIMITING CAPACITY OF FIREARM MAGAZINES

#71
20170138685
2017-05-18

Pistol magazine adapter

#72
20160327354
2016-11-10

Shotgun shell magazine

#73
20160298918
2016-10-13

Shotgun with magazine loading system

#74
20160076850
2016-03-17

Pneumatic launcher system and method

#75
20160061546
2016-03-03

FIREARM MAGAZINE CAPACITY LIMITER

#76
20150316340
2015-11-05

Universal systems and methods for adjustably limiting capacity of firearm magazines

#77
20150308766
2015-10-29

Modular shotgun box magazine

#78
20150276339
2015-10-01

Magazine floor plate

#79
20150096214
2015-04-09

MAGAZINE SYSTEM FOR INCREASING THE CAPACITY OF A FIREARM

#80
20150090106
2015-04-02

Last round link feed system

#81
20150068088
2015-03-12

DEVICES FOR LOCKING AND REDUCING THE CAPACITY OF MAGAZINE-LOADED FIREARMS

#82
20140366417
2014-12-18

Magazine shell of a universal magazine of multiple caliber compatibility for firearms

#83
20140130389
2014-05-15

Firearm magazine and method of making same

#84
20140075808
2014-03-20

Magazine with detachable feed lip element

#85
20140000143
2014-01-02

Selectable double tube magazine

#86
20130326924
2013-12-12

Modular firearm stock system

#87
20130192115
2013-08-01

Permanent Magazine Block

#88
20130097909
2013-04-25

Safety magazines for firing non-lethal training rounds and preventing the loading and firing of live rounds

#89
20120255209
2012-10-11

Magazine well adapter and kit

#90
20120246988
2012-10-04

Systems and methods for limiting capacity of firearm magazines

#91
20120227300
2012-09-13

Magazine adaptor system

#92
20120159828
2012-06-28

Modular firearm system

#93
20120073429
2012-03-29

Combination stackable magazine cores and outer binding skins for changing style and capacity versability of a firearm and further including dual use follower

#94
20120047786
2012-03-01

Modular firearm stock system

#95
20110214326
2011-09-08

MAGAZINE SAFETY DEVICE

#96
20110000123
2011-01-06

Quick Laser Modification Kit

#97
20100307042
2010-12-09

MODULAR FIREARM STOCK SYSTEM

#98
20100281737
2010-11-11

RIFLE MAGAZINE

#99
20100162606
2010-07-01

Firearm magazine and adapter therefor

#100
20100071242
2010-03-25

Magazine plug

#101
20080313946
2008-12-25

Box magazine for a firearm

#102
20080028661
2008-02-07

Magazine for a firearm

#103
20050188579
2005-09-01

Firearm cartridge clip

#104
18415020
2025-04-08

Firearm magazine with shoulder retention

#105
17693839
2023-05-09

Auto-locking magazine extension

#106
17115386
2021-11-09

Firearm magazine extenders having laterally-interlocking enclosure pieces

#107
16932739
2020-12-01

Magazine extension for a firearm

#108
15907188
2019-12-03

Non-detachable, reloadable box magazine system

#109
15892264
2019-03-05

Reloadable magazine apparatus configured to accept a plurality of cartridges

#110
15679288
2018-06-26

Adjustable magazine well

#111
15155527
2016-11-29

Shotgun with adjustable shell loading capacity

#112
14822296
2016-09-06

Shotgun with adjustable shell loading capacity

#113
14544610
2016-02-23

Firearm magazine plug

#114
14289639
2015-05-26

Gun magazine

#115
14208148
2014-06-17

Capacity reducible magazine

#116
13974781
2014-11-18

Variable capacity modular firearm magazine

#117
13873954
2014-12-02

Magazine adapter