ClassID:

162760

F41A21/44 - CPC Classification

Classification description:

Barrels; Gun tubes; Muzzle attachments; Barrel mounting means Insulation jackets; Protective jackets

Recent Application in this class:
#1
20260118086
2026-04-30

SUPPRESSOR COVER FOR RIFLE

#2
20260110511
2026-04-23

Firearm Barrel with Non-Metal Outer Sleeve

#3
20260071840
2026-03-12

SONIC SIGNATURE SUPPRESSOR FOR FIREARMS AND FIREARM EQUIPPED WITH SUCH

#4
20260016253
2026-01-15

APPARATUS, METHODS, AND SYSTEM FOR RETARDING HEAT DISSIPATING FROM THE BARREL OF A FIREARM

#5
20250362102
2025-11-27

insulating quick interfacing firearm handguard accessory with elongated aperture

#6
20250341378
2025-11-06

FIREARM BARREL WITH OUTER SLEEVE

#7
20250341377
2025-11-06

Firearm suppressor cover

#8
20250189254
2025-06-12

HEAT PROTECTIVE SLEEVE

#9
20240295376
2024-09-05

Rifle accessory

#10
20240110760
2024-04-04

Heat shield and firearm including the same

#11
20230349657
2023-11-02

FIREARM BARREL ASSEMBLY

#12
20230288163
2023-09-14

Suppressor design

#13
20230194201
2023-06-22

Heat protective sleeve

#14
20230039513
2023-02-09

Heat protective device

#15
20230022445
2023-01-26

FIREARM BARREL WITH OUTER SLEEVE

#16
20230003473
2023-01-05

FIREARM BARRELL WITH NON-METAL OUTER SLEEVE

#17
20220146227
2022-05-12

INSULATED FIREARM COVER

#18
20220120528
2022-04-21

Heat protective device

#19
20210404761
2021-12-30

NOISE SUPPRESSOR HEAT MANAGEMENT SYSTEMS AND DEVICES

#20
20210278159
2021-09-09

Firearm Barrel Including a Gas Pressure Relief Chamber

#21
20210207919
2021-07-08

Barrel flexing mitigation assembly

#22
20210108875
2021-04-15

SUPPRESSOR DESIGN

#23
20210048265
2021-02-18

Rifle barrel vibration dampener and method of use

#24
20200309479
2020-10-01

Modular precision rifle assembly and method for configuring rifle components and accessories

#25
20200096279
2020-03-26

Suppressor design

#26
20200018566
2020-01-16

Range-finding and compensating scope with ballistic effect compensating reticle, aim compensation method and adaptive method for compensating for variations in ammunition or variations in atmospheric conditions

#27
20190277592
2019-09-12

Heat displacement tool and method of displacing heat

#28
20190271520
2019-09-05

SUPPRESSOR COVER ASSEMBLY AND METHOD

#29
20190257615
2019-08-22

Modular precision rifle assembly and method for configuring rifle components and accessories

#30
20190154386
2019-05-23

Firearm adapter

#31
20190072354
2019-03-07

Firearm suppressor adapter for firearm rails

#32
20190024999
2019-01-24

System for improved weapon system barrel

#33
20180347933
2018-12-06

Protective shroud for firearms with external reciprocating mechanisms

#34
20180306546
2018-10-25

Suppressor cover assembly and method

#35
20180292160
2018-10-11

Multi-baffled firearm suppressor

#36
20180209757
2018-07-26

Suppressor design

#37
20180023914
2018-01-25

Cover system for sound suppressor

#38
20170299299
2017-10-19

Cooling of weapons with graphite foam

#39
20170299291
2017-10-19

Handguard and barrel assembly with sound suppressor for a firearm

#40
20170276449
2017-09-28

Hunting assembly combination including gun rest and gun barrel sleeve

#41
20170153080
2017-06-01

Suppressor cover assembly and method

#42
20170138692
2017-05-18

Firearm accessory mounting interface, mirage shield and ergonomic method for configuring rifle components and accessories

#43
20170067714
2017-03-09

Shrouded barrel and sight for revolver

#44
20160290761
2016-10-06

Firearm handguard having heat-reducing features

#45
20160290753
2016-10-06

Semi-automatic rifle

#46
20160209144
2016-07-21

Gun barrel assembly

#47
20160161214
2016-06-09

Quick detach accessory mount for a rifle

#48
20160153734
2016-06-02

Thermal mirage reduction accessory for firearms

#49
20160076845
2016-03-17

Temperature reduction protective wrap

#50
20150316342
2015-11-05

BARREL SLEEVE ASSEMBLY

#51
20150300764
2015-10-22

Weapon with thermal management components

#52
20150082679
2015-03-26

Firearm barrel sleeves and barrel grips

#53
20140290471
2014-10-02

DEVICE AND METHOD FOR THE THERMAL COMPENSATION OF A WEAPON BARREL

#54
20140082990
2014-03-27

Heat Sink Rail System

#55
20140076136
2014-03-20

Firearm suppressor having enhanced thermal management for rapid heat dissipation

#56
20140076135
2014-03-20

WEAPON WITH THERMAL MANAGEMENT COMPONENTS

#57
20130061503
2013-03-14

Cooling of weapons with graphite foam

#58
20110146130
2011-06-23

Barrel jacket for a firearm

#59
20110107640
2011-05-12

Firearm having nonmetallic components and an ambidextrous cylinder release lever

#60
20110100204
2011-05-05

Thermal insulation jacket for a gun barrel

#61
20110023346
2011-02-03

Firearm having nonmetallic components and an ambidextrous cylinder release lever

#62
20100192441
2010-08-05

Firearm having nonmetallic components and an extractor yoke lockup

#63
20100192440
2010-08-05

Firearm having nonmetallic components and an ambidextrous cylinder release lever

#64
20100170129
2010-07-08

Firearm having an indexing mechanism

#65
19238406
2025-10-14

Barrel cooling block for a semi-automatic rifle

#66
18930916
2025-10-21

Suppressor cover for rifle

#67
18487045
2024-12-31

Side-mounted forward charging system for a firearm

#68
17949289
2025-09-30

Firearm barrel with non-metal outer sleeve

#69
17472781
2024-07-30

Firearm barrel with non-metal outer sleeve

#70
17358274
2024-03-05

Heat shield for firearm suppressor

#71
17087676
2023-06-20

Firearm barrel with non-metal outer sleeve

#72
16512675
2020-09-08

Barrel harmonizing assembly and method

#73
16031483
2019-12-17

Device for dampening residual effects from a firearm suppressor

#74
15902662
2020-04-14

Sound suppressor for a firearm

#75
15819893
2018-08-14

Device for dampening residual effects from a firearm suppressor

#76
15625542
2019-05-28

Firearm barrel fitment sleeve and method of use

#77
15394155
2019-07-30

Firearm barrel with non-metal outer sleeve

#78
14881368
2017-05-23

Heat shielding and thermal venting system