ClassID:

6424

A42B3/121 - CPC Classification

Classification description:

Helmets; Helmet covers ; Other protective head coverings; Parts, details or accessories of helmets; Linings; Cushioning devices with at least one layer or pad containing a fluid

Sub-classes:
Recent Application in this class:
#1
20260068979
2026-03-12

HELMET WITH VACUUM RETENTION SYSTEM

#2
20260033582
2026-02-05

IMPACT PROTECTION SYSTEMS

#3
20250380763
2025-12-18

HELMET INTEGRATED WITH MODULATED DISSIPATION FOR ENHANCED IMPACT PROTECTION, METHOD OF MAKING AND METHOD OF USING THE SAME

#4
20250359615
2025-11-27

Protective Headgear and Methods for Making Same

#5
20250318597
2025-10-16

Head Protection Device

#6
20250248472
2025-08-07

SAFETY HELMET

#7
20250204630
2025-06-26

Helmet for Reducing Concussive Forces During Collision

#8
20250120469
2025-04-17

HELMET FOR IMPACT PROTECTION

#9
20250098808
2025-03-27

Lightweight Integration Of Shock Absorbing Technology In A Protective Device

#10
20240415223
2024-12-19

IMPACT ABSORBING STRUCTURES FOR ATHLETIC HELMET

#11
20240389703
2024-11-28

Impact Resistant Headgear

#12
20240349838
2024-10-24

LAYERED MATERIALS AND STRUCTURES FOR ENHANCED IMPACT ABSORPTION

#13
20240245160
2024-07-25

IMPACT PROTECTION SYSTEMS

#14
20240215676
2024-07-04

Helmet for reducing concussive forces during collision and facilitating rapid facemask removal

#15
20240049828
2024-02-15

Wearable Hydraulic System And Shock Absorbing Device For Reducing Forces Due To Impact

#16
20230346066
2023-11-02

HELMET WITH AN AIR TRIP

#17
20230329384
2023-10-19

Non-Newtonian Helmet Insert

#18
20230248102
2023-08-10

Layered materials and structures for enhanced impact absorption

#19
20230189922
2023-06-22

Footwear or orthotic sole with microprocessor control of a structural or support element with magnetorheological fluid

#20
20230114820
2023-04-13

BODY LIMB PROTECTION SYSTEM

#21
20230024564
2023-01-26

Helmet for impact protection

#22
20220354202
2022-11-10

Headgear

#23
20220341483
2022-10-27

Shock absorbing structure

#24
20220341480
2022-10-27

Devices, systems and methods for shock absorption

#25
20220211123
2022-07-07

Composite devices and methods for providing protection against traumatic tissue injury

#26
20220117345
2022-04-21

Reusable energy absorbing apparatus including gas-liquid interactions in nanopores

#27
20220117326
2022-04-21

Body impact protection system

#28
20220095733
2022-03-31

HELMET

#29
20220079281
2022-03-17

Helmet for reducing concussive forces during collision and facilitating rapid facemask removal

#30
20220061447
2022-03-03

IMPACT ABSORBING APPARATUS

#31
20220023741
2022-01-27

Uncoupled anterior cranial shield

#32
20210378342
2021-12-09

HEADGEAR ASSEMBLIES AND HEADGEAR LINERS HAVING FRICTION-REDUCING INTERFACE ELEMENTS

#33
20210360991
2021-11-25

Fluid-actuated impact protection system and method

#34
20210267307
2021-09-02

Footwear or orthotic sole with microprocessor control of a bladder with magnetorheological fluid

#35
20210251327
2021-08-19

Impact absorbing structures for athletic helmet

#36
20210244123
2021-08-12

BIOMIMETIC AND INFLATABLE ENERGY-ABSORBING HELMET TO REDUCE HEAD INJURIES AND CONCUSSIONS

#37
20210235805
2021-08-05

Protective helmet liner apparatus

#38
20210227917
2021-07-29

Helmet adaptable to different head shapes

#39
20210227916
2021-07-29

HEADGEAR SYSTEMS WITH AIR-BUBBLE CUSHIONING LINER FOR IMPROVED SHOCK ABSORPTION PERFORMANCE

#40
20210186139
2021-06-24

PROTECTIVE HELMETS WITH NON-LINEARLY DEFORMING ELEMENTS

#41
20210137184
2021-05-13

Impact mitigating membrane

#42
20210113913
2021-04-22

Impact resistant headgear

#43
20210106090
2021-04-15

Concussion reducing/energy transferring helmet and shoulder system

#44
20210076769
2021-03-18

IMPACT-DISSIPATING, FLUID-CONTAINING HELMET LINERS AND HELMET LINER RETAINERS

#45
20200375300
2020-12-03

MULTILAYERED HELMET WITH INDEPENDENTLY MOVABLE SEGMENTS

#46
20200346096
2020-11-05

METHOD OF MANUFACTURING AN ARTICLE OF SPORT GEAR

#47
20200275714
2020-09-03

IMPACT FORCE DAMPENING AND DEFUSING STRUCTURE

#48
20200237044
2020-07-30

Shock absorbing system

#49
20200221807
2020-07-16

Helmet with non-Newtonian fluid liner system

#50
20200205502
2020-07-02

IMPACT-DISSIPATING LINERS AND METHODS OF FABRICATING IMPACT-DISSIPATING LINERS

#51
20200187582
2020-06-18

Helmet for impact protection

#52
20200154812
2020-05-21

Protective headgear, impact diffusing systems and methods

#53
20200146382
2020-05-14

IMPACT-ABSORBING HEADGEAR LINER AND SKULL CAP WITH IMPACT SENSING SYSTEM

#54
20200138142
2020-05-07

Detachable pad fastening structure of helmet and helmet including same

#55
20200116225
2020-04-16

Multistructural shock absorbing system for anatomical cushioning

#56
20200107604
2020-04-09

FIBER-REINFORCED IMPACT-DISSIPATING LINERS AND METHODS FOR FABRICATING FIBER-REINFORCED IMPACT-DISSIPATING LINERS

#57
20200068978
2020-03-05

Helmet with flexible structure for improved force attenuation

#58
20200046056
2020-02-13

Constant force impact protection device

#59
20200022443
2020-01-23

Rate-activated helmet suspension

#60
20200000169
2020-01-02

Layered materials and structures for enhanced impact absorption

#61
20190387826
2019-12-26

Energy absorption system for a helmet

#62
20190350298
2019-11-21

Head protection for reducing angular accelerations

#63
20190350295
2019-11-21

Helmet with unique impact absorption and redirection features

#64
20190335838
2019-11-07

Helmet with shear force management

#65
20190328072
2019-10-31

Helmet

#66
20190313726
2019-10-17

Shock absorbing system

#67
20190307198
2019-10-10

Protective headgear and shoulder pad apparatus and methods

#68
20190274389
2019-09-12

Helmet with varying shock absorption

#69
20190269192
2019-09-05

Cranial Protective Hydrogel And Hydrogel-Like Helmet Padding

#70
20190261721
2019-08-29

Head Protection for Reducing Angular Accelerations

#71
20190216158
2019-07-18

Impact resistant headgear

#72
20190216157
2019-07-18

PROTECTIVE HELMET

#73
20190208853
2019-07-11

Impact absorbing apparatus

#74
20190166947
2019-06-06

ATHLETIC GEAR OR OTHER DEVICES COMPRISING PADS OR OTHER CUSHIONING COMPONENTS

#75
20190166943
2019-06-06

Protective headgear

#76
20190154101
2019-05-23

Multistructural shock absorbing system for anatomical cushioning

#77
20190082766
2019-03-21

Protective helmet

#78
20190059498
2019-02-28

Helmet for reducing concussive forces during collision and facilitating rapid facemask removal

#79
20190054363
2019-02-21

Non-newtonian materials for the prevention of mild traumatic brain injury

#80
20190029352
2019-01-31

Biomimetic and inflatable energy-absorbing helmet to reduce head injuries and concussions

#81
20190021413
2019-01-24

Modular disengaging system

#82
20190014848
2019-01-17

PROTECTIVE HEADGEAR AND METHODS FOR MAKING SAME

#83
20180360153
2018-12-20

Protective headgear and shoulder pad apparatus and methods

#84
20180332923
2018-11-22

Structural elements or support elements with internal flexibility sipes

#85
20180317589
2018-11-08

Helmet Apparatus

#86
20180303187
2018-10-25

Comfort Padding and a Helmet Comprising The Comfort Padding

#87
20180255862
2018-09-13

Multilayered floatable universal shock absorption system of safety helmet

#88
20180242676
2018-08-30

Impact Resistant Headgear

#89
20180223939
2018-08-09

Force limiting device

#90
20180184745
2018-07-05

Laterally supported filaments

#91
20180184744
2018-07-05

Helmet with flexible structure for improved force attenuation

#92
20180153247
2018-06-07

SOFTWARE FOR DESIGNING, CONFIGURING AND PROVIDING MANUFACTURING SPECIFICATIONS FOR BIOMECHANICALLY AWARE PROTECTIVE GEAR

#93
20180153245
2018-06-07

Headband to reduce concussions and traumatic brain injuries

#94
20180153244
2018-06-07

Impact dissipating liners and methods of fabricating impact-dissipating liners

#95
20180153243
2018-06-07

ADJUSTABLE ELASTIC SHEAR PROTECTION IN PROTECTIVE GEAR

#96
20180153242
2018-06-07

ELASTIC SHEAR PROTECTION IN PROTECTIVE GEAR

#97
20180132557
2018-05-17

Cranial protection cell

#98
20180132556
2018-05-17

Helmet for impact protection

#99
20180125143
2018-05-10

Helmet

#100
20180092422
2018-04-05

BIOMECHANICS AWARE HEADGEAR

#101
20180049504
2018-02-22

Force defusing structure

#102
20180049503
2018-02-22

Impact force dampening and defusing structure

#103
20180049501
2018-02-22

Shear-thickening fluid cowl for cervical spine protection

#104
20180049485
2018-02-22

Body limb protection system

#105
20180049484
2018-02-22

Body impact protection system

#106
20180042332
2018-02-15

Lever-activated shock abatement system and method

#107
20180042326
2018-02-15

Mechanically-activated shock abatement system and method

#108
20180035740
2018-02-08

Visual and audio indicator of shear impact force on protective gear

#109
20170333247
2017-11-23

COOLING PACK FOR HEAD PROTECTOR

#110
20170318891
2017-11-09

Shock absorbing system

#111
20170311668
2017-11-02

MEMS valve actuator system and method

#112
20170303622
2017-10-26

Laterally supported filaments

#113
20170280814
2017-10-05

PROTECTIVE HEADWEAR TO REDUCE RISK OF INJURY

#114
20170280813
2017-10-05

Mechanical-waves dispersing protective headgear apparatus

#115
20170280812
2017-10-05

Multi-chamber impact absorption system to protect individual

#116
20170280809
2017-10-05

BIOMECHANICS AWARE HEADGEAR

#117
20170252634
2017-09-07

Article of sport gear

#118
20170251744
2017-09-07

Helmet with multiple protective zones

#119
20170251743
2017-09-07

Protective headgear and shoulder pad apparatus and methods

#120
20170245584
2017-08-31

Furniture with internal flexibility sipes, including chairs and beds

#121
20170232327
2017-08-17

Impact absorption padding for contact sports helmets

#122
20170211654
2017-07-27

Composite layer material for dampening external load, obtaining process, and uses thereof

#123
20170196295
2017-07-13

Manufacturing impact absorbing structures for an athletic helmet

#124
20170196292
2017-07-13

Layered materials and structures for enhanced impact absorption

#125
20170196291
2017-07-13

IMPACT ABSORBING STRUCTURES FOR ATHLETIC HELMET

#126
20170188648
2017-07-06

Layered Helmet

#127
20170188647
2017-07-06

Helmet extension connected to shoulder pad to prevent brain and spine injuries

#128
20170112220
2017-04-27

Protective helmet with energy storage mechanism

#129
20170105470
2017-04-20

Protective helmet

#130
20170065018
2017-03-09

SPORTS HELMET WITH COLLAPSIBLE MODULAR ELEMENTS

#131
20170065017
2017-03-09

Protective Helmet

#132
20170055621
2017-03-02

Biomechanics aware headgear

#133
20170042272
2017-02-16

IMPACT-ABSORBING HEADGEAR LINER AND SKULL CAP

#134
20170042271
2017-02-16

Protective headwear to reduce risk of injury

#135
20170006933
2017-01-12

Electronically controlled impact attenuating fluid containing cells

#136
20160366969
2016-12-22

Protective helmet

#137
20160360818
2016-12-15

Ecostructural bicycle/activity safety helmet

#138
20160345652
2016-12-01

Protective temperature helmet and shoulder pads, protective temperature helmet and shoulder pad liner

#139
20160338440
2016-11-24

Protective Headgear Apparatus and Methods

#140
20160324246
2016-11-10

Impact awareness device

#141
20160319898
2016-11-03

Force limiting device

#142
20160309828
2016-10-27

Biomechanics aware headgear

#143
20160302496
2016-10-20

Composite devices and methods for providing protection against traumatic tissue injury

#144
20160286886
2016-10-06

Helmet

#145
20160278469
2016-09-29

Helmets or other protective headgear and related methods

#146
20160278468
2016-09-29

Protective helmet

#147
20160270471
2016-09-22

Protective helmet

#148
20160270469
2016-09-22

Shear reduction mechanism

#149
20160258503
2016-09-08

Impact diffusing apparatus

#150
20160255900
2016-09-08

Protective helmets with non-linearly deforming elements

#151
20160165995
2016-06-16

Biomechanics aware headgear

#152
20160165994
2016-06-16

Biomechanics aware helmet

#153
20160113348
2016-04-28

Impact and explosive force minimization structures

#154
20160081416
2016-03-24

Biomechanics aware helmet

#155
20160053843
2016-02-25

DEVICE FOR ABSORBING IMPACT

#156
20160044984
2016-02-18

Helmet system

#157
20160044983
2016-02-18

Biomechanics aware helmet

#158
20160044982
2016-02-18

Helmet system

#159
20160037852
2016-02-11

Helmet system

#160
20160007669
2016-01-14

Shell for a protective helmet

#161
20150359287
2015-12-17

Protective helmet

#162
20150354662
2015-12-10

Multistructural shock absorbing system for anatomical cushioning

#163
20150327619
2015-11-19

Helmet system

#164
20150327618
2015-11-19

Helmet system

#165
20150313305
2015-11-05

IMPACT HELMET

#166
20150305430
2015-10-29

Personal Protective Equipment Liner

#167
20150272255
2015-10-01

Solid-liquid energy dissipation system, and helmet using the same

#168
20150250250
2015-09-10

Helmet and/or a helmet liner including an electronic control system controlling the flow resistance of a magnetorheological liquid in compartments

#169
20150245681
2015-09-03

Biomechanics aware protective gear

#170
20150230535
2015-08-20

Helmet with varying shock absorption

#171
20150223545
2015-08-13

Protective headgear

#172
20150216249
2015-08-06

Helmet system

#173
20150189944
2015-07-09

Microprocessor control of bladders in footwear soles with internal flexibility sipes

#174
20150157081
2015-06-11

Total contact helmet

#175
20150135412
2015-05-21

Protective Headgear

#176
20150101899
2015-04-16

Protective athletic equipment

#177
20150082521
2015-03-26

Optimized visual field helmets

#178
20150033454
2015-02-05

Impact absorbing apparatus

#179
20150033453
2015-02-05

Football helmet liner to reduce concussions and traumatic brain injuries

#180
20150020294
2015-01-22

FLEXIBLE HELMET LINER

#181
20150008085
2015-01-08

Air venting, impact-absorbing compressible members

#182
20150000014
2015-01-01

Biomechanics aware helmet

#183
20140331523
2014-11-13

Microprocessor control of magnetorheological liquid in footwear with bladders and internal flexibility sipes

#184
20140331392
2014-11-13

Protective athletic headwear with open top

#185
20140259326
2014-09-18

Pad incorporating shear-thickening material

#186
20140259313
2014-09-18

Protective Helmet

#187
20140259312
2014-09-18

Helmet liner

#188
20140223642
2014-08-14

Protective athletic headwear with open top

#189
20140201890
2014-07-24

Impact absorbing apparatus

#190
20140173810
2014-06-26

Helmet with multiple protective zones

#191
20140123371
2014-05-08

Protective helmet

#192
20140109299
2014-04-24

Shear reduction mechanism

#193
20140097052
2014-04-10

Shock absorbers for protective body gear

#194
20140068841
2014-03-13

Helmet structure with compressible cells

#195
20140020158
2014-01-23

MULTILAYER IMPACT ATTENUATING INSERT FOR HEADGEAR

#196
20140020157
2014-01-23

SOFT SAFE HELMET

#197
20140007326
2014-01-09

Energy diffusing helmet assembly

#198
20140000011
2014-01-02

Electronically controlled impact attenuating fluid containing cells for helmets

#199
20130340150
2013-12-26

Safety helmet

#200
20130283506
2013-10-31

Impact attenuating bladder with fluid release control valve for helmet liner

#201
20130283505
2013-10-31

Molded gel headgear having impact dispersing properties

#202
20130247284
2013-09-26

Head protection for reducing angular accelerations

#203
20130232668
2013-09-12

HELMET WITH MULTIPLE PROTECTIVE ZONES

#204
20130219594
2013-08-29

IMPACT-ABSORBING HEADGEAR LINER AND SKULL CAP

#205
20130174331
2013-07-11

Protective helmet

#206
20130153346
2013-06-20

Surgically implantable device enclosed in two bladders configured to slide relative to each other and including a faraday cage

#207
20130152284
2013-06-20

SHOCK ABSORBERS FOR PROTECTIVE BODY GEAR

#208
20130091622
2013-04-18

Protective athletic headwear with open top

#209
20130025031
2013-01-31

Sport helmet

#210
20130019385
2013-01-24

Energy and impact transformer layer

#211
20130019384
2013-01-24

Biomechanics aware protective gear

#212
20130000020
2013-01-03

Dynamically moderated shock attenuation system for apparel

#213
20120312299
2012-12-13

Protective helmet for air extraction from snow

#214
20120304367
2012-12-06

PROTECTIVE HELMET

#215
20120297526
2012-11-29

Helmet system

#216
20120266366
2012-10-25

Impact energy management method and system

#217
20120233745
2012-09-20

Method and apparatus for an adaptive impact absorbing helmet system

#218
20120226353
2012-09-06

Surgically implantable electronic and/or electromechanical prosthetic device enclosed in an inner bladder surrounded by an outer bladder and having an internal sipe between bladders

#219
20120224819
2012-09-06

Wire cable for electronic devices, including a core surrounded by two layers configured to slide relative to each other

#220
20120216943
2012-08-30

Method of making chamber with tensile member

#221
20120211147
2012-08-23

Method of making chamber with tensile member

#222
20120210603
2012-08-23

Footwear or orthotic inserts with inner and outer bladders separated by an internal sipe including a media

#223
20120210490
2012-08-23

Protective temperature helmet, protective temperature helmet liner

#224
20120186003
2012-07-26

ENERGY-ABSORBING SYSTEM, METHODS OF MANUFACTURING THEREOF AND ARTICLES COMPRISING THE SAME

#225
20120180200
2012-07-19

Force limiting device

#226
20120174434
2012-07-12

Footwear devices with an outer bladder and a foamed plastic internal structure separated by an internal flexibility sipe

#227
20120151664
2012-06-21

Liquid-gel impact reaction liner

#228
20120124718
2012-05-24

HEAD PROTECTOR FOR INFANTS, SMALL CHILDREN, SENIOR CITIZENS, ADULTS OR PHYSICALLY DISABLED INDIVIDUALS

#229
20120000009
2012-01-05

Body Protective Clothing

#230
20110252544
2011-10-20

Rebound-dampening headgear liners with positioning feature

#231
20110094012
2011-04-28

Systems and methods for providing a headgear cooling liner

#232
20110047685
2011-03-03

IMPACT ENERGY MANAGEMENT METHOD AND SYSTEM

#233
20100282554
2010-11-11

Multi-chamber impact absorption system to protect individual

#234
20100186150
2010-07-29

PROTECTIVE HEADGEAR COMPRESSION MEMBER

#235
20100132702
2010-06-03

Backpack for air extraction from snow

#236
20090288313
2009-11-26

Contoured fluid-filled chamber with a tensile member

#237
20090288312
2009-11-26

Fluid-filled chamber with a textile tensile member

#238
20090265839
2009-10-29

Fluid Safety Liner

#239
20090031481
2009-02-05

Protective helmet pad interface structure

#240
20080256686
2008-10-23

Air Venting, Impact-Absorbing Compressible Members

#241
20080251332
2008-10-16

ANTI-BLAST AND SHOCK REDUCTION BUFFER

#242
20080250548
2008-10-16

ANTI-BLAST AND SHOCK OPTIMAL REDUCTION BUFFER

#243
20080155735
2008-07-03

Energy-Absorbing Liners and Shape Conforming Layers for Use with Pro-Tective Headgear

#244
20080086916
2008-04-17

Devices with internal flexibility sipes, including siped chambers for footwear

#245
20080083140
2008-04-10

Devices with internal flexibility sipes, including siped chambers for footwear

#246
20080021361
2008-01-24

Anatomically configured design for pressure support, comfort, protection of a joint and or body part

#247
20070220663
2007-09-27

Head protector for infants, small children, senior citizens, adults or physically disabled individuals

#248
20070190292
2007-08-16

Impact energy management method and system

#249
20070107778
2007-05-17

Active controlled energy absorber using responsive fluids

#250
20070000025
2007-01-04

Head protector for infants, small children, senior citizens, adults or physically disabled individuals

#251
20060253964
2006-11-16

Moisture-barriered, body-contact protective interface structure

#252
20060242752
2006-11-02

Impact absorbing, modular helmet

#253
20060075544
2006-04-13

Helmets and vests

#254
20060064801
2006-03-30

Impact absorbing protective gear

#255
20060059606
2006-03-23

Multilayer air-cushion shell with energy-absorbing layer for use in the construction of protective headgear

#256
20060059605
2006-03-23

Layered construction of protective headgear with one or more compressible layers of thermoplastic elastomer material

#257
20050268383
2005-12-08

Shock balance controller

#258
20050251899
2005-11-17

Helmet cushioning pad with variable, motion-reactive applied-load response, and associated methodology

#259
20050166302
2005-08-04

Non-resiliency body-contact protective helmet interface structure

#260
20050114985
2005-06-02

Athletic clothing with sting reduction padding

#261
20050060911
2005-03-24

Shoe insert formed of reinforced elastomer for regulating and dampening vibration

#262
20050056278
2005-03-17

Protective helmet for air extraction from snow

#263
17572613
2024-05-07

Impact resistant headgear

#264
16723747
2020-08-04

Impact protection apparatus

#265
15794480
2020-03-03

Helmet force mitigation system

#266
15785458
2019-05-07

Helmet having non-bursting gas cells

#267
15380967
2017-09-05

Lever-activated shock abatement system and method

#268
15150026
2019-06-25

Apparatus and method for dissipating force

#269
15057938
2016-10-11

Protective headgear and shoulder pad apparatus and methods

#270
15045954
2017-09-12

Apparatus for protecting the head of a person from an external force

#271
14799648
2019-03-05

Baseball cap having impact protection

#272
14607117
2015-11-03

Integrated helmet having blunt force trauma protection

#273
14514376
2016-05-10

Protective apparatus and method for dissipating force

#274
14253355
2017-01-17

Method for customizing and manufacturing a composite helmet liner