ClassID:

162756

F41A21/36 - CPC Classification

Classification description:

Barrels; Gun tubes; Muzzle attachments; Barrel mounting means; Muzzle attachments or glands for recoil reduction ; Stabilisators; Compensators, e.g. for muzzle climb prevention

Sub-classes:
Recent Application in this class:
#1
20260098699
2026-04-09

APPARATUS AND METHODS FOR A MUZZLE BRAKE

#2
20260098697
2026-04-09

GUN SUPPRESSOR WITH GAS SPLITTING

#3
20260078974
2026-03-19

SYSTEM AND ASSOCIATED METHODS FOR MANAGING GAS FLOW FROM A BALLISTIC DEVICE

#4
20260036387
2026-02-05

HANDGUN SLIDE WITH INTEGRAL COMPENSATOR

#5
20260022907
2026-01-22

MUZZLE ATTACHMENT WITH LOCKING MECHANISM

#6
20250389508
2025-12-25

PISTOL SLIDE WITH IMPROVED GAS MANAGEMENT

#7
20250377187
2025-12-11

LOCATING FASTENER FOR FIREARM OPTIC

#8
20250354773
2025-11-20

Firearm Muzzle Accessory

#9
20250347486
2025-11-13

HANDGUN COMPENSATOR

#10
20250305786
2025-10-02

MUZZLE ASSEMBLY FOR A FIREARM

#11
20250290720
2025-09-18

Density Altitude Reticle

#12
20250276365
2025-09-04

MUZZLE BRAKE AND METHOD FOR MANUFACTURING MUZZLE BRAKE

#13
20250180318
2025-06-05

SYSTEM AND ASSOCIATED METHODS FOR MANAGING GAS FLOW FROM A BALLISTIC DEVICE

#14
20250180317
2025-06-05

SUPPRESSORS AND THEIR METHODS OF MANUFACTURE

#15
20250164226
2025-05-22

ORDNANCE DISARMING DEVICE

#16
20250146781
2025-05-08

ACCESSORY MOUNT FOR A FIREARM

#17
20250102257
2025-03-27

BLAST ATTENUATION DEVICE

#18
20250093119
2025-03-20

FIREARM AND A METHOD FOR REDUCING FIREARM BARREL RISE

#19
20250085075
2025-03-13

GAS PORT GEOMETRY

#20
20250085074
2025-03-13

SUPPRESSOR BRAKE

#21
20250075994
2025-03-06

FIREARM ACCESSORY SYSTEM AND DEVICE

#22
20250067532
2025-02-27

Low recoil firearm

#23
20250052532
2025-02-13

GAS PORT GEOMETRY

#24
20250035397
2025-01-30

ENERGY DISPERSER FOR A FIREARM

#25
20250020426
2025-01-16

Firearm muzzle brake with gas-actuated valve

#26
20240401912
2024-12-05

MOUNT ASSEMBLY FOR FIREARM

#27
20240401897
2024-12-05

QUICK-CONNECT MUZZLE ACCESSORY

#28
20240302118
2024-09-12

RECESSED EXPANSION CHAMBER IN A GUN SLIDE CONFIGURED FOR IMPROVING RECOIL MITIGATION IN FIREARMS

#29
20240230267
2024-07-11

Quick-connect muzzle accessory

#30
20240200904
2024-06-20

COMPENSATOR ASSEMBLY FOR A FIREARM

#31
20240191960
2024-06-13

HANDGUN COMPENSATOR

#32
20240151485
2024-05-09

MUZZLE DEVICE AND METHODS OF MANUFACTURING

#33
20240118050
2024-04-11

To suppressors and their methods of manufacture

#34
20240110767
2024-04-04

LOCATING FASTENER FOR FIREARM OPTIC

#35
20240110759
2024-04-04

SELF-LOCKINGLY FASTENED COMPONENTS IN A RECOIL ENVIRONMENT

#36
20240110758
2024-04-04

FIREARM MUZZLE ACCESSORY

#37
20240093958
2024-03-21

Blast attenuation device

#38
20240011730
2024-01-11

Handgun slide with integral compensator

#39
20230400275
2023-12-14

Muzzle device for a firearm

#40
20230358510
2023-11-09

Optic guard for firearm

#41
20230304764
2023-09-28

MUZZLE BRAKE FOR MUZZLE-LOADING FIREARM

#42
20230272992
2023-08-31

Firearm muzzle brake with gas-actuated valve

#43
20230266090
2023-08-24

Fixed-to-tilted silencer adaptor for three-lug attachments

#44
20230266089
2023-08-24

Firearm accessories and attachment systems

#45
20230228515
2023-07-20

Firearm muzzle accessory

#46
20230168059
2023-06-01

Device for mitigating firearm recoil

#47
20230168058
2023-06-01

Firearm compensator

#48
20230160673
2023-05-25

Disrupter and ammunition for neutralizing improvised explosive devices

#49
20230146977
2023-05-11

Retractable suppressor

#50
20230128221
2023-04-27

Actionless rifle

#51
20230127748
2023-04-27

Backdraft barrel

#52
20230112818
2023-04-13

Wiped muzzle device

#53
20230090595
2023-03-23

GAS PORT GEOMETRY

#54
20230084391
2023-03-16

Muzzle brake

#55
20230078533
2023-03-16

Muzzle brake apparatus for firearm

#56
20230033894
2023-02-02

Mount assembly for firearm

#57
20230032661
2023-02-02

Firearm muzzle brake

#58
20230028332
2023-01-26

Suppressors and their methods of manufacture

#59
20230014062
2023-01-19

Density Altitude Reticle

#60
20230003480
2023-01-05

Wipe-cutting tool

#61
20220214129
2022-07-07

Muzzle device for a firearm

#62
20220107153
2022-04-07

Reverse baffle compensator

#63
20220099402
2022-03-31

Compensating muzzle brake (CMB) with supersonic gas stream interruption system

#64
20220082344
2022-03-17

Apparatus for improving the performance of firearms

#65
20220042759
2022-02-10

Muzzle brake for muzzle-loading firearm

#66
20210389077
2021-12-16

Wipe-cutting tool

#67
20210389076
2021-12-16

Wiped muzzle device

#68
20210389075
2021-12-16

Muzzle signature management device

#69
20210310761
2021-10-07

MUZZLE BRAKE AND A MUZZLE BRAKE SYSTEM

#70
20210293503
2021-09-23

MUZZLE BRAKE COMPENSATOR

#71
20210270558
2021-09-02

Inertial decoupler for firearm sound suppressor

#72
20210231407
2021-07-29

Optic guard for firearm

#73
20210231400
2021-07-29

Compensator assembly for a firearm

#74
20210231399
2021-07-29

Taper lock interface to barrel-mount firearm accessory

#75
20210222984
2021-07-22

Spin-stabilizing assembly for a cylindrical barrel using harvested propellant energy

#76
20210207918
2021-07-08

Muzzle brake

#77
20210172694
2021-06-10

Modular firearm muzzle device

#78
20210164748
2021-06-03

Barrel stabilizing and recoil reducing muzzle brake with guiding ribs

#79
20210123699
2021-04-29

APPARATUS AND METHOD TO REDUCE MUZZLE RISE IN A FIREARM

#80
20210116199
2021-04-22

SOUND SUPPRESSOR SYSTEM

#81
20210088301
2021-03-25

Ported barrel system for firearms

#82
20210080216
2021-03-18

Firearm muzzle device

#83
20210010774
2021-01-14

Method for improving the efficiency of recoil brake and gun provided with recoil brake

#84
20200408478
2020-12-31

Handgun compensator

#85
20200386506
2020-12-10

Suppressors and their methods of manufacture

#86
20200292269
2020-09-17

Muzzle brake

#87
20200263947
2020-08-20

Vibration Dampening Muzzle Device for a Small Arms Weapon

#88
20200240738
2020-07-30

AR based autoloading shotgun with a detachable magazine

#89
20200224989
2020-07-16

APPARATUS AND METHOD FOR RESONANCE MODULATION OF FIREARM DISCHARGE GASES

#90
20200217607
2020-07-09

Modular firearm muzzle attachment system

#91
20200200500
2020-06-25

Actuatable muzzle brake for a firearm

#92
20200200499
2020-06-25

Breech and method for noise reduction

#93
20200173752
2020-06-04

Firearm accessory mounting system

#94
20200149836
2020-05-14

Inertial decoupler for firearm sound suppressor

#95
20200141701
2020-05-07

Rear sight block and barrel for a firearm

#96
20200141681
2020-05-07

Firearm muzzle device

#97
20200109908
2020-04-09

AR based autoloading shotgun with a detachable magazine

#98
20200072574
2020-03-05

Barrel stabilizing and recoil reducing muzzle brake

#99
20200049443
2020-02-13

Muzzle brake device

#100
20200025501
2020-01-23

Muzzle brake with propelling nozzle for recoil control

#101
20200025500
2020-01-23

Firearm compensator

#102
20200025499
2020-01-23

Apparatus and method to reduce muzzle rise in a firearm

#103
20200011630
2020-01-09

Systems and methods for barrel attachment assemblies for firearms

#104
20190390930
2019-12-26

FIREARM HAVING AN INTEGRAL COMPENSATOR

#105
20190353447
2019-11-21

Systems, methods, and apparatus for recoil mitigation

#106
20190353446
2019-11-21

Quick disconnect mount for muzzle attachments

#107
20190316865
2019-10-17

Muzzle brake for firearms

#108
20190316864
2019-10-17

Apparatus and method for firearm operations

#109
20190316863
2019-10-17

Lightweight recoil management

#110
20190264997
2019-08-29

Noise attenuation device

#111
20190204039
2019-07-04

MUZZLE BRAKE-SUPPRESSOR ASSEMBLY FOR FIREARMS AND METHOD OF ASSEMBLING A MUZZLE BRAKE-SUPPRESSOR ASSEMBLY FOR FIREARMS

#112
20190154388
2019-05-23

Firearm muzzle device clamp

#113
20190113296
2019-04-18

Muzzle adaptation system

#114
20190101350
2019-04-04

COMPENSATORS FOR FIREARMS, AND RELATED METHODS

#115
20190086174
2019-03-21

Muzzle device for a projectile-firing device

#116
20190072346
2019-03-07

Direct acting barrel recoil spring

#117
20190041155
2019-02-07

Muzzle device

#118
20190017770
2019-01-17

MUZZLE BRAKE FOR FIREARM

#119
20190011211
2019-01-10

Muzzle brake device

#120
20190011210
2019-01-10

Hooded Muzzle Brake Flash Suppressor

#121
20190011209
2019-01-10

Pistol Compensator

#122
20180347933
2018-12-06

Protective shroud for firearms with external reciprocating mechanisms

#123
20180347931
2018-12-06

Firearm suppressor with modular design

#124
20180347926
2018-12-06

Firearm gas redirection assembly

#125
20180328689
2018-11-15

Suppressors and their methods of manufacture

#126
20180313629
2018-11-01

Systems and methods for barrel attachment assemblies for firearms

#127
20180292164
2018-10-11

Systems and methods for coupling suppressors or other muzzle end barrel devices to firearms

#128
20180245873
2018-08-30

Barrel stabilizing and recoil reducing muzzle brake

#129
20180245872
2018-08-30

Lock mechanism for muzzle shroud and blast diffuser using the same

#130
20180245871
2018-08-30

Integral sound suppressor for a gun barrel

#131
20180238654
2018-08-23

COMPENSATOR FOR A FIREARM

#132
20180142981
2018-05-24

AR BASED AUTOLOADING SHOTGUN WITH A DETACHABLE MAGAZINE

#133
20180135933
2018-05-17

Barrel stabilizing and recoil reducing muzzle brake

#134
20180120045
2018-05-03

Device for Reducing Noise, Muzzle Flash and Recoil of a Firearm

#135
20180087862
2018-03-29

Muzzle brake device

#136
20180087861
2018-03-29

MUZZLE BRAKE DEVICE

#137
20180073828
2018-03-15

Systems and methods for barrel attachment assemblies for firearms

#138
20180058792
2018-03-01

Firearm recoil compensation

#139
20180017352
2018-01-18

Muzzle adapter for a firearm

#140
20180010874
2018-01-11

FIREARM FLASH HIDER

#141
20170343311
2017-11-30

Muzzle device

#142
20170314883
2017-11-02

Universal custom recoil solution system

#143
20170307323
2017-10-26

Method and apparatus for firearm sound suppression

#144
20170299316
2017-10-19

Muzzle brake

#145
20170292805
2017-10-12

METHOD AND APPARATUS FOR FIREARM SOUND SUPPRESSION

#146
20170261282
2017-09-14

Barrel stabalizing and recoil reducing muzzle brake

#147
20170241733
2017-08-24

System, method and apparatus for attaching an accessory to a firearm

#148
20170205203
2017-07-20

Rail system for a firearm

#149
20170205179
2017-07-20

Muzzle brake for a firearm

#150
20170205178
2017-07-20

Systems and methods for barrel attachment assemblies for firearms

#151
20170205176
2017-07-20

Suppressor mounting device

#152
20170199002
2017-07-13

Firearm blast control system

#153
20170191782
2017-07-06

Muzzle signature management device

#154
20170160036
2017-06-08

Optimized flow compensator

#155
20170146312
2017-05-25

Firearm suppressor and method of operation

#156
20170115085
2017-04-27

System and method for improving performance of a weapon barrel

#157
20170059268
2017-03-02

Method of manufacturing a diffuser muzzle brake

#158
20160377372
2016-12-29

Motorized weapon gyroscopic stabilizer

#159
20160370141
2016-12-22

MUZZLE BRAKE CONCUSSION REDUCING DEVICE FOR FIREARMS AND ASSOCIATED MUZZLE BRAKES AND COMPENSATORS

#160
20160363404
2016-12-15

Methods of manufacturing a muzzle brake

#161
20160334181
2016-11-17

TUNER SYSTEM AND METHOD FOR RIFLES

#162
20160223281
2016-08-04

Recoil reducing muzzle brake

#163
20160209153
2016-07-21

Firearm attachment

#164
20160202013
2016-07-14

Muzzle end accessory mount for a firearm

#165
20160178306
2016-06-23

Muzzle brake

#166
20160169606
2016-06-16

Recoil compensator for firearm

#167
20160161203
2016-06-09

SUPPRESSORS AND THEIR METHODS OF MANUFACTURE

#168
20160146561
2016-05-26

Flash suppressor for firearm

#169
20160123690
2016-05-05

Muzzle brake for firearm

#170
20160123689
2016-05-05

MUZZLE BRAKE AND FIREARM

#171
20160091269
2016-03-31

Asymmetric muzzle compensator for firearm

#172
20160076844
2016-03-17

Brake Mounted Firearm Noise Suppressor

#173
20160054087
2016-02-25

Flash suppressor for firearm

#174
20160033224
2016-02-04

Flash suppressing muzzle brake

#175
20160010936
2016-01-14

Firearm compensator assembly

#176
20150377579
2015-12-31

Motorized weapon gyroscopic stabilizer

#177
20150323276
2015-11-12

Firearm sound suppressor

#178
20150308778
2015-10-29

Muzzle brake

#179
20150308777
2015-10-29

Feedback-controlled re-targeting apparatus for automatic firearm

#180
20150308774
2015-10-29

Combination flash hider and muzzle brake

#181
20150247693
2015-09-03

Composite gun barrel with outer sleeve made from shape memory alloy to dampen firing vibrations

#182
20150241161
2015-08-27

Motorized weapon gyroscopic stabilizer

#183
20150226507
2015-08-13

RECOIL MITIGATING APPARATUS AND METHODS

#184
20150192379
2015-07-09

Muzzle brake for firearm

#185
20150001001
2015-01-01

Suppressors and their methods of manufacture

#186
20140331853
2014-11-13

Firearm action and gas system

#187
20140237881
2014-08-28

Firearm Suppressor Mounting Device

#188
20140215876
2014-08-07

Method and accessory device to improve performances of ballistic throwers

#189
20140165438
2014-06-19

MATCHED MUZZLE BRAKE-WEIGHT SYSTEM FOR FIREARMS

#190
20140137730
2014-05-22

Manoeuvres cartridge device and self-loading firearm suitable therefor

#191
20140137452
2014-05-22

Flash suppressing and recoil compensating muzzle device

#192
20140102286
2014-04-17

Field gun aim

#193
20140075800
2014-03-20

Flash redirecting recoil compensator

#194
20130340313
2013-12-26

Firearm sound suppressor

#195
20130233162
2013-09-12

Signature-reduced muzzle brake

#196
20130227871
2013-09-05

Cancellation muzzle brake assembly

#197
20130199071
2013-08-08

Dummy Suppressor Providing for Additional Accessories

#198
20130025439
2013-01-31

Firearm Blast Shield

#199
20120317855
2012-12-20

Accessory for weapon muzzle

#200
20120317853
2012-12-20

Accessory for weapon muzzle

#201
20120246987
2012-10-04

Recoil, sound and flash suppressor

#202
20120240443
2012-09-27

One piece progressive bore multi-staged shotgun choke system

#203
20120228052
2012-09-13

Flash suppressor

#204
20120227302
2012-09-13

Composite gun barrel with outer sleeve made from shape memory alloy to dampen firing vibrations

#205
20120152649
2012-06-21

Suppressor for attachment to firearm barrel

#206
20120131833
2012-05-31

Firearm firing system

#207
20110271575
2011-11-10

Muzzle device and method of tuning thereof

#208
20110226121
2011-09-22

Shock reduction muzzle brake

#209
20110203447
2011-08-25

Muzzle brake systems and methods

#210
20110174141
2011-07-21

Muzzle brake and suppressor article

#211
20110113667
2011-05-19

Weapons System Construction And Modification

#212
20110094138
2011-04-28

REVOLVER FOR FIRING HIGH VELOCITY AMMUNITION

#213
20110067284
2011-03-24

Porting feature for firearm

#214
20110035982
2011-02-17

Revolver for firing high velocity ammunition

#215
20100275493
2010-11-04

Barrel-mounted device for a firearm

#216
20100269387
2010-10-28

Muzzle Break

#217
20100224054
2010-09-09

MUZZLE BRAKE AND METHOD

#218
20100180758
2010-07-22

EXTREME CHOKE

#219
20100154278
2010-06-24

Method for attaching a compensator assembly to a firearm

#220
20100037760
2010-02-18

Method and apparatus for muzzle lift compensation

#221
20100024274
2010-02-04

Handgun system

#222
20090293708
2009-12-03

Universal clamp-on muzzle device for multiple size firearm barrels

#223
20080289236
2008-11-27

Portable multi-purpose weapon

#224
20080083321
2008-04-10

Muzzle brake

#225
20070131102
2007-06-14

Method and apparatus for muzzle lift compensation

#226
20060242878
2006-11-02

Revolver for firing high velocity ammunition

#227
20060048639
2006-03-09

Muzzle device

#228
20050252365
2005-11-17

Muzzle brakes for weapons

#229
20050066803
2005-03-31

Reverse thrust system with integral conduits and nozzles for the reduction of muzzle jump and/or recoil in firearms and weapons

#230
18776024
2025-07-01

Tool-less takedown bushing/compensator device for pistol

#231
18374243
2025-03-18

Muzzle device clamping mechanism

#232
18091277
2025-10-14

Thread-locking firearm accessory mounting system

#233
18080159
2023-09-19

Firearm suppressor mount with fouling reamer

#234
17877655
2024-02-06

Chronograph system

#235
17667601
2025-09-16

Helical electromagnetic counter recoil mechanism

#236
17223110
2022-07-26

Muzzle device and blast sleeve

#237
17083444
2022-03-01

Muzzle brake

#238
17033068
2022-03-08

Firearm suppressor adapter

#239
16656560
2020-09-08

Modular muzzle device adapter system

#240
16372295
2022-03-08

Suppression device and related methods

#241
16169239
2019-12-03

Orthotropic beam truss

#242
16140986
2020-03-24

Suppressed muzzle brake

#243
16123448
2020-04-07

Muzzle device, firearm barrel, and method of attachment

#244
15960161
2019-03-19

Integrated fixed sight on firearm muzzle device

#245
15933665
2019-12-31

Cannon recoil inhibitor and impulse noise attenuator

#246
15930543
2021-10-12

Lockable muzzle device mounting system

#247
15900538
2019-12-17

Blast shield attachment system

#248
15658233
2018-12-18

Muzzle brake with propelling nozzle for recoil control

#249
15621958
2018-03-20

Firearm with gas-assist recoil operation system

#250
15404310
2018-07-17

Muzzle brake for a combat rifle

#251
15364012
2018-10-02

Blast mitigation device

#252
14830793
2016-09-13

Firearm muzzle brake

#253
14633977
2016-04-12

Muzzle brake

#254
14557821
2015-10-20

Muzzle break with supersonic nozzle

#255
14499993
2016-01-05

Muzzle brake

#256
14247127
2015-09-15

Firearm muzzle brake

#257
14187725
2016-06-28

Muzzle brake concussion reducing device for firearms and associated muzzle brakes and compensators

#258
13935764
2014-10-14

Firearm suppressor

#259
13714710
2015-07-14

Stabilizer brake for firearm