Patents-Review.com
ClassID:

24584 ⎘

A62B18/045 - CPC Classification

Classification description:

Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort; Gas helmets with fans for delivering air for breathing mounted in or on the helmet

Recent Application in this class:
#1
20260114538
2026-04-30

DUST REPELLING HEADGEAR

 #2
20260077218
2026-03-19

Wearable air purifier

 #3
20260068969
2026-03-12

PERSONAL PROTECTION SYSTEM AND METHOD

 #4
20250312627
2025-10-09

PERSONAL PROTECTIVE EQUIPMENT

 #5
20250295942
2025-09-25

Head Covering Device Providing Filtered Air

 #6
20250186813
2025-06-12

AIR FILTRATION DEVICE FOR PROTECTION

 #7
20250161723
2025-05-22

Personal Protection System

 #8
20250135244
2025-05-01

Personal Protection System

 #9
20250064151
2025-02-27

Head Covering Device Providing Filtered Intake and Exhaust Air

 #10
20240407486
2024-12-12

PROTECTIVE APPAREL AND SUPPORT APPARATUS AND METHOD OF USE

 #11
20240399177
2024-12-05

PROTECTIVE DEVICE AND PORTABLE POWERED AIR-PURIFYING RESPIRATOR THEREFOR

 #12
20240325796
2024-10-03

Powered Air Filtration Mask with Integrated Illuminators

 #13
20240245941
2024-07-25

PROTECTIVE HOOD ASSEMBLY

 #14
20240245940
2024-07-25

PROTECTIVE FACE MASK

 #15
20240207659
2024-06-27

RESPIRATORY SYSTEM PROTECTION DEVICE

 #16
20240157178
2024-05-16

WEARABLE PROTECTIVE GEAR

 #17
20240114988
2024-04-11

Surgical personal protection apparatus

 #18
20240108919
2024-04-04

Assistive Respiration Apparatus

 #19
20230414976
2023-12-28

METHOD AND APPARATUS FOR MAINTAINING AIRFLOW IN A POWERED AIR PURIFYING RESPIRATOR

 #20
20230381554
2023-11-30

MAGNETIC QUICK CONNECT

 #21
20230372745
2023-11-23

BREATH PROTECTION DEVICE

 #22
20230364449
2023-11-16

A RE-USABLE PERSONAL PROTECTIVE EQUIPMENT KIT BATTERY POWERED FILTERED AIR VENTILATION AND COMMUNICATION DEVICE FOR PROTECTIVE SHIELDING

 #23
20230321466
2023-10-12

COMPACT POWERED AIR PURIFYING RESPIRATOR HAVING IMPROVED AIRFLOW EFFICIENCY

 #24
20230292876
2023-09-21

Surgical personal protection apparatus

 #25
20230292857
2023-09-21

Personal protection system and method

 #26
20230285778
2023-09-14

Method of controlling a powered air purifying respirator

 #27
20230226383
2023-07-20

METHOD AND APPARATUS FOR PERSONAL ISOLATION AND/OR PROTECTION

 #28
20230165327
2023-06-01

Protective apparel and support apparatus and method of use

 #29
20230147583
2023-05-11

Protective Breathing Apparatus For Viruses And Toxic Particles

 #30
20230128743
2023-04-27

PROTECTIVE EQUIPMENT FOR RESPIRATION, PROTECTIVE SYSTEM FOR RESPIRATION, AND MANAGEMENT METHOD

 #31
20230033579
2023-02-02

Protective Device

 #32
20230029404
2023-01-26

Balanced Device Providing Filtered Air for a User

 #33
20230028200
2023-01-26

Device Providing Filtered Air for a User

 #34
20230024861
2023-01-26

Head Covering Device Providing Filtered Air

 #35
20230015114
2023-01-19

Method of Operating a Powered Air-Purifying Respirator Assembly

 #36
20220355132
2022-11-10

Method of controlling a powered air purifying respirator

 #37
20220296939
2022-09-22

Head Covering Device Providing Filtered Intake and Exhaust Air

 #38
20220295923
2022-09-22

Head Covering Device Providing Filtered Intake and Exhaust Air

 #39
20220249882
2022-08-11

Construction Hard Hat With Integrated Air Circulation, Camera, Display and Face Mask

 #40
20220249878
2022-08-11

RESPIRATOR

 #41
20220241620
2022-08-04

PROTECTIVE MASK

 #42
20220219021
2022-07-14

Method of controlling a powered air purifying respirator

 #43
20220193467
2022-06-23

ADSORPTION FILTER STRUCTURE OR PURIFICATION MODULE AND HELMET COMPRISING THE SAME

 #44
20220184431
2022-06-16

SINGLE-USE, DISPOSABLE HELMETS, HOODS, AND HELMET/HOOD ASSEMBLIES, AND METHODS OF MAKING AND USING THE SAME

 #45
20220161068
2022-05-26

SYSTEMS, DEVICES, AND METHODS FOR PROTECTING AGAINST RESPIRATORY HAZARDS USING DIFFERENT MODES

 #46
20220161067
2022-05-26

SYSTEMS, DEVICES, AND METHODS FOR PROTECTING AGAINST RESPIRATORY HAZARDS

 #47
20220105367
2022-04-07

Aerosol protection helmet

 #48
20220095736
2022-03-31

FACE SHIELD WITH POWERED AIR PURIFYING RESPIRATOR AND METHODS OF USE

 #49
20220095717
2022-03-31

ISOLATOR DEVICE FOR MEDICAL USE

 #50
20220088421
2022-03-24

Air Purification System

 #51
20220087356
2022-03-24

AIR FILTERING SURGICAL HELMET

 #52
20220062664
2022-03-03

Potential Feedback Human Breath Filtration Device

 #53
20220047901
2022-02-17

Magnetic quick connect

 #54
20220038314
2022-02-03

Surgical helmet

 #55
20220023677
2022-01-27

POWERED AIR PURIFYING RESPIRATOR

 #56
20220016451
2022-01-20

Personal Air Filtering Device with Air Mover Pulling Air Out of the Device

 #57
20220016450
2022-01-20

Head Covering Device Providing Filtered Intake and Exhaust Air

 #58
20210378323
2021-12-09

Methods and apparatus for personal protective respiratory device

 #59
20210370104
2021-12-02

Personal protection system

 #60
20210339061
2021-11-04

AIR MASK

 #61
20210330000
2021-10-28

Protective apparel and support apparatus and method of use

 #62
20210308499
2021-10-07

POWERED AIR-PURIFYING RESPIRATOR

 #63
20210290989
2021-09-23

Personal Air Filtering Device with Safety Features

 #64
20210289876
2021-09-23

Personal Air Filtration Device with Reduced Noise from Air Mover

 #65
20210289875
2021-09-23

Personal air filtering device with automatic control of air movement

 #66
20210289874
2021-09-23

Hardhat with protected overhead cooling fan and method

 #67
20210289851
2021-09-23

Personal air filtration system with smart app

 #68
20210283432
2021-09-16

Helmet

 #69
20210228919
2021-07-29

Donnable barrier devices, systems, and methods with touchless control

 #70
20210177083
2021-06-17

Surgical personal protection apparatus

 #71
20210052427
2021-02-25

Respirator device with light exposure detection

 #72
20200268073
2020-08-27

Surgical helmet

 #73
20200229965
2020-07-23

Snore blocking helmet

 #74
20200146371
2020-05-14

Protective apparel and support apparatus and method of use

 #75
20200060375
2020-02-27

Personal protection and ventilation system

 #76
20200001123
2020-01-02

Personal protection system including a helmet with a sensor

 #77
20190344101
2019-11-14

Personal protection system with control member

 #78
20190258749
2019-08-22

Method of generating a configuration for a customized headgear

 #79
20190175961
2019-06-13

Pixel optical sensing of visibly transparent object utilizing reflective materials for personal protective equipment

 #80
20190175960
2019-06-13

Hearing protector with positional and sound monitoring sensors for proactive sound hazard avoidance

 #81
20190174860
2019-06-13

Surgical personal protection apparatus

 #82
20190126077
2019-05-02

Method of controlling a powered air purifying respirator

 #83
20190126076
2019-05-02

Method of controlling a powered air purifying respirator

 #84
20190111288
2019-04-18

Personal protection system with control member

 #85
20180242679
2018-08-30

Powered air respirator kit

 #86
20180195654
2018-07-12

MAGNETIC QUICK CONNECT KIT

 #87
20180193677
2018-07-12

Gas delivery system

 #88
20180193676
2018-07-12

HYDRATION AND AIR COOLING SYSTEM

 #89
20180132550
2018-05-17

Protective apparel and support apparatus and method of use

 #90
20180084848
2018-03-29

Surgical helmet

 #91
20180035741
2018-02-08

Medical/surgical personal protection system including a helmet, the helmet having a fan and a fan housing that are curved to curve around the head of the individual wearing the helmet

 #92
20170368381
2017-12-28

Indicating hazardous exposure in a supplied air respirator system

 #93
20170259089
2017-09-14

HELMET INCLUDING AIR CIRCULATION SYSTEM

 #94
20170259088
2017-09-14

RESPIRATORY DEVICE FOR HEAT STRESS, HEAT STROKE AND HYPOTHERMIA MITIGATION

 #95
20170196281
2017-07-13

Donnable barrier systems, devices, and methods with touchless control

 #96
20170151450
2017-06-01

Respirator system with curved vortex tube

 #97
20170079365
2017-03-23

Hard hat

 #98
20170020210
2017-01-26

Protective apparel and support apparatus and method of use

 #99
20170001048
2017-01-05

BLOWER FILTER DEVICE, RESPIRATORY PROTECTION DEVICE, OPERATIONAL INFRASTRUCTURE AND METHOD

 #100
20160339276
2016-11-24

Protective apparel and support apparatus and method of use

 #101
20160238493
2016-08-18

Portable device for collecting particles and microorganisms

 #102
20160213955
2016-07-28

Powered air-purifying respirator

 #103
20160165999
2016-06-16

Medical/surgical personal protection system including a helmet, a hood and a speaker that broadcasts speech outside of the hood

 #104
20160001105
2016-01-07

Automatic switchable exhale cartridge

 #105
20150375019
2015-12-31

Medical/surgical personal protection system including a material or insert for providing improved transmission of sound

 #106
20150296917
2015-10-22

Hard hat with filtered, battery-operated air flow system and method

 #107
20150151143
2015-06-04

Switchable exhale filter system

 #108
20150090254
2015-04-02

Surgical helmet

 #109
20150047633
2015-02-19

Air filtration device having subsections lacking fluid communication

 #110
20150047632
2015-02-19

Air filtration device having tuned air distribution system

 #111
20140352037
2014-12-04

Medical/surgical personal protection system including a helmet and a hood, the helmet having chin bar-mounted controls

 #112
20140150780
2014-06-05

Protective breathing apparatus inhalation duct

 #113
20130312490
2013-11-28

Portable device for collecting particles and microorganisms

 #114
20130152920
2013-06-20

Air filtration device having subsections lacking fluid communication

 #115
20130152919
2013-06-20

Air filtration device having tuned air distribution system

 #116
20130118487
2013-05-16

Information display and control device of powered air purifying respirator

 #117
20130092164
2013-04-18

POWERED AIR PURIFYING RESPIRATOR

 #118
20130014752
2013-01-17

Air filtration device

 #119
20130014751
2013-01-17

HELMET-MOUNTED RESPIRATOR APPARATUS WITH A DUAL PLENUM SYSTEM

 #120
20120240316
2012-09-27

Protective apparel and support apparatus and method of use

 #121
20120216341
2012-08-30

Surgical protective system head gear assembly including high volume air delivery system

 #122
20120024289
2012-02-02

Headgear-mountable respirator

 #123
20110240026
2011-10-06

Radial blower with shaped scroll profile

 #124
20110240016
2011-10-06

Protective headgear system with filter protector

 #125
20110048416
2011-03-03

Respirator system including convertible head covering member

 #126
20110047668
2011-03-03

Surgical protective system head gear assembly including high volume air delivery system

 #127
20110008204
2011-01-13

Method of manufacturing a hood for use with a personal protection system

 #128
20110004979
2011-01-13

Medical/surgical personal protection system including a light assembly arranged so that heat generated by the assembly is exhausted away from the assembly

 #129
20100294270
2010-11-25

Respirator assembly with air flow direction control

 #130
20100229870
2010-09-16

Protective headgear system with filter protector

 #131
20080202509
2008-08-28

Helmets and methods of making and using the same

 #132
20070277294
2007-12-06

Protective headgear system with filter protector

 #133
20070151002
2007-07-05

Head gear apparatus having improved air flow arrangement

 #134
20070089221
2007-04-26

Surgical protective head gear assembly including high volume air delivery system

 #135
20070050898
2007-03-08

Surgical protective system and assembly having a head gear assembly supporting a surgical garment and air delivery system

 #136
20070044800
2007-03-01

Respirator

 #137
20070028372
2007-02-08

Head unit for a medical/surgical personal protection system with a head band and a ventilation unit that is adjustably position relative to the head band

 #138
20070000031
2007-01-04

Head protector

 #139
20060213523
2006-09-28

Personal protection system including a helmet and a hood, the helmet including a ventilation system that blows air on the neck of the wearer

 #140
20060101557
2006-05-18

Head gear apparatus having improved air flow arrangement

 #141
20060048776
2006-03-09

Protective hood with fan assembly

 #142
20050247310
2005-11-10

Enhanced chemical/biological respiratory protection system

 #143
20050109337
2005-05-26

Air filtration system including a helmet assembly

 #144
20050071909
2005-04-07

Air filtration system including a helmet assembly

 #145
20050060788
2005-03-24

Protective headgear system

 #146
20050036100
2005-02-17

Goggles

 #147
20050010992
2005-01-20

Head gear apparatus

 #148
19077361
2025-08-19

Dust mitigation headgear

 #149
18932726
2025-04-08

Dust mitigation headgear

 #150
18434951
2025-04-22

Acoustic dampers for life support systems

 #151
17745746
2025-12-30

Antiviral mobile respiratory personal protection device

 #152
17512519
2022-12-20

Personal protective headgear