Patents-Review.com
ClassID:

24555 ⎘

A62B7/10 - page 2 - CPC Classification

Classification description:

Respiratory apparatus with filter elements

Recent Application in this class:
#301
20210113863
2021-04-22

NASAL MASK

 #302
20210106854
2021-04-15

System and method for fit test and monitoring for respiratory products

 #303
20210106853
2021-04-15

Respirator mask for CBRN or other protection

 #304
20210106850
2021-04-15

Adjustable face mask assembly

 #305
20210093899
2021-04-01

NEGATIVE ION AIR-PERMEABLE MASK

 #306
20210052921
2021-02-25

Modular, integrated powered air purifying respirator system

 #307
20210033100
2021-02-04

Blower filter device for potentially explosive areas and process for operating a blower filter device

 #308
20210000200
2021-01-07

Filter frame

 #309
20200406069
2020-12-31

Versatile and multi-purpose breathing mask

 #310
20200376306
2020-12-03

Respirator with floating elastomeric sleeve

 #311
20200376305
2020-12-03

PERSONAL PROTECTIVE EQUIPMENT SYSTEM FOR SAFE AIR, TRAIN OR BUS TRAVEL PROTECTING AGAINST INFECTIOUS AGENTS INCLUDING NOVEL CORONAVIRUS - COVID-19

 #312
20200359714
2020-11-19

Active breathing system

 #313
20200346050
2020-11-05

Combination face mask and air filter with UV lamp

 #314
20200330957
2020-10-22

Air filters comprising polymeric sorbents for reactive gases

 #315
20200330801
2020-10-22

Portable containment device

 #316
20200316412
2020-10-08

Chemical protective poncho system

 #317
20200307359
2020-10-01

Portable apparatus and method of purifying air for breathing

 #318
20200298032
2020-09-24

MASK APPARATUSES AND APPROACH

 #319
20200297044
2020-09-24

Combination air filter and protective gown

 #320
20200289859
2020-09-17

Full face respirator

 #321
20200282242
2020-09-10

Portable personal respirator and use thereof

 #322
20200276461
2020-09-03

Powered air breathing apparatus

 #323
20200276460
2020-09-03

Apparatus, components, methods and techniques for controlling equipment operation

 #324
20200275719
2020-09-03

Electronic motorcycle helmet

 #325
20200261750
2020-08-20

Respiratory protection device

 #326
20200261749
2020-08-20

AIR PURIFIER WITH INTEGRATED AIR FILTERING MASK

 #327
20200238109
2020-07-30

Portable containment device

 #328
20200206545
2020-07-02

Mask apparatus

 #329
20200179859
2020-06-11

METHOD AND APPARATUS FOR INTEGRATING CHEMICAL AND ENVIRONMENTAL SENSORS INTO AN AIR PURIFICATION FILTER THROUGH A REUSABLE SENSOR POST

 #330
20200171431
2020-06-04

Air treatment systems and methods

 #331
20200164236
2020-05-28

Powered air purifying respirator composing 2-channel structure for air support

 #332
20200155877
2020-05-21

Personal air filtration apparatus and method

 #333
20200139165
2020-05-07

SYSTEMS AND METHODS FOR RESPIRATORY HEALTH MANAGEMENT

 #334
20200129788
2020-04-30

RESPIRATOR MASK

 #335
20200115395
2020-04-16

Method for preparation of size-modulated UiO-66 and catalyst for hydrolysis of chemical warfare agents with enhanced activity prepared thereby

 #336
20200108341
2020-04-09

Particle filter as well as method for the manufacture thereof

 #337
20200108281
2020-04-09

Method and apparatus for providing air flow

 #338
20200093121
2020-03-26

Breath-powered scent distribution hunting mask

 #339
20200085114
2020-03-19

GARMENT, IN PARTICULAR FOR THE TORSO

 #340
20200038695
2020-02-06

Respirator

 #341
20200023149
2020-01-23

PORTABLE REBREATHING SYSTEM WITH PRESSURIZED OXYGEN ENRICHMENT

 #342
20200022430
2020-01-23

Phototherapy Anti-Smog Cloth Structure

 #343
20190374797
2019-12-12

Filter tube respirator

 #344
20190367324
2019-12-05

Emergency elevator

 #345
20190357625
2019-11-28

MOTORCYCLE HELMET PROVIDING COOL AND CLEANING AIR

 #346
20190353933
2019-11-21

Glasses having air purification function

 #347
20190336898
2019-11-07

Efficient microfluidic particulate matter (PM) removal device using staggered herringbone micromixers

 #348
20190329076
2019-10-31

Oxygen concentrating self-rescuer device

 #349
20190321663
2019-10-24

Emergency aircraft passenger oxygen respirator

 #350
20190275359
2019-09-12

Custom-controllable powered respirator face mask

 #351
20190275357
2019-09-12

PORTABLE POSITIVE AIR FILTRATION DEVICE

 #352
20190255369
2019-08-22

High-pressure connector for a fluid-communicating connection of a breathing gas source of a respirator to a pressure reducer

 #353
20190255367
2019-08-22

PERSONALIZED FORCED AIR PURIFIER

 #354
20190247682
2019-08-15

PERSONAL BREATHING APPARATUS AND METHOD

 #355
20190232217
2019-08-01

Personal oxygen enhanced breathing system

 #356
20190231004
2019-08-01

Mask

 #357
20190217133
2019-07-18

Valve structure for respirator

 #358
20190217132
2019-07-18

Portable Respirator with Potential Equilibrium and Carbon Oxygen Exchange

 #359
20190184211
2019-06-20

Breathing bag for a closed-circuit respirator as well as closed-circuit respirator

 #360
20190151686
2019-05-23

Modular powered air purifying respirator system

 #361
20190143253
2019-05-16

Mask and Method for Manufacturing Same

 #362
20190143154
2019-05-16

Compact powered air purifying respirator with auto-change filter and built-in end of service life indicator

 #363
20190143153
2019-05-16

Shell Structure And Mask Including Same

 #364
20190143152
2019-05-16

Inner shell and mask including same

 #365
20190134434
2019-05-09

Air purifier apparatus with flexible filter modules

 #366
20190126077
2019-05-02

Method of controlling a powered air purifying respirator

 #367
20190126076
2019-05-02

Method of controlling a powered air purifying respirator

 #368
20190060682
2019-02-28

Air-filtering protection device

 #369
20190048879
2019-02-14

Cross flow blower

 #370
20190030377
2019-01-31

Bayonet hose connector assembly mechanism in powered air purifying air respirator housing

 #371
20190009115
2019-01-10

CBRN breathing apparatus

 #372
20190009114
2019-01-10

HARMFUL-SUBSTANCE-BLOCKING HEALTH MASK USING AIR CURTAIN

 #373
20180369620
2018-12-27

Adjustable breathing apparatus

 #374
20180369618
2018-12-27

Partition plate device of a respirator mask

 #375
20180369616
2018-12-27

Respirator mask management system

 #376
20180361295
2018-12-20

Filter cartridge comprising filter media with adhesively edge-sealed ends, and method of making and using

 #377
20180353783
2018-12-13

Filter cartridge holder with fit-check device

 #378
20180337373
2018-11-22

Lockable fitting structure for an electric air-purifying respirator of an auto-darkening welding helmet

 #379
20180325422
2018-11-15

Systems and methods for respiratory health management

 #380
20180311515
2018-11-01

Facial shielding system for protection from environmental hazards

 #381
20180304108
2018-10-25

NASAL FILTRATION SYSTEM

 #382
20180296863
2018-10-18

Respiratory protection hood

 #383
20180289988
2018-10-11

Face mask assembly

 #384
20180272161
2018-09-27

Respirator headband

 #385
20180256924
2018-09-13

Emergency filter system for encapsulated suit

 #386
20180250536
2018-09-06

Detachable connector

 #387
20180243591
2018-08-30

METHOD AND APPARATUS FOR AN EMERGENCY AIR BREATHING SYSTEM

 #388
20180242679
2018-08-30

Powered air respirator kit

 #389
20180221691
2018-08-09

Powered air breathing apparatus

 #390
20180200544
2018-07-19

BREATHING GLASSES FOR PURIFYING AIR

 #391
20180140874
2018-05-24

Portable, light-weight oxygen-generating breathing apparatus

 #392
20180104517
2018-04-19

Air purifier apparatus with flexible filter modules

 #393
20180078798
2018-03-22

RESPIRATORY MASKS, SYSTEMS AND METHODS

 #394
20180056221
2018-03-01

FILTER DEVICE AND OXYGEN ENRICHING APPARATUS

 #395
20180056098
2018-03-01

RETRACTABLE HEADPHONE VISOR AND AIR FILTRATION SYSTEM

 #396
20180036562
2018-02-08

Method and apparatus for providing air flow

 #397
20180028845
2018-02-01

Respirator with floating elastomeric sleeve

 #398
20180021607
2018-01-25

Hat and air filtration system

 #399
20180021605
2018-01-25

COAL MINER PERSONAL AIR FILTRATION SYSTEM SPECIALLY ADAPTED FOR LOW CEILING MINES

 #400
20180015310
2018-01-18

Portable air purifier

 #401
20180014597
2018-01-18

Electronic motorcycle helmet

 #402
20180008847
2018-01-11

Personal air filtration apparatus and method

 #403
20180001119
2018-01-04

FILTER FOR RESPIRATOR MASK OR OTHER FILTERING APPLICATIONS

 #404
20180001049
2018-01-04

Air purifier apparatus

 #405
20170368380
2017-12-28

METHOD OF PURIFYING AIR FOR INHALATION AND SYSTEM FOR PURIFYING AIR FOR INHALATION

 #406
20170363884
2017-12-21

Vision-protecting filter lens having organic polymer multilayer and neutral-density optical filter

 #407
20170361134
2017-12-21

BREATHING APPARATUS

 #408
20170333737
2017-11-23

WEARABLE AIR PURIFICATION DEVICE

 #409
20170333736
2017-11-23

Personal protection device using monolithic activated carbons

 #410
20170319879
2017-11-09

Air-supply device

 #411
20170318874
2017-11-09

Methods and devices for protective filtration and delivery of respirable compounds

 #412
20170312557
2017-11-02

Air purifier

 #413
20170281990
2017-10-05

AIR FILTERING DEVICES AND METHODS

 #414
20170274227
2017-09-28

RESPIRATORY MASK AND FILTER CARTRIDGE THEREFOR

 #415
20170266472
2017-09-21

Respiratory Assembly Including Latching Mechanism

 #416
20170252589
2017-09-07

Activated carbon absorber

 #417
20170246486
2017-08-31

SYSTEMS AND METHODS FOR AIR FILTRATION MONITORING

 #418
20170216634
2017-08-03

Nose Respiratory Filtration Mask

 #419
20170189727
2017-07-06

SYSTEMS AND METHODS FOR REMOVING ULTRA-FINE PARTICLES FROM AIR

 #420
20170172137
2017-06-22

Breath-powered vapor distribution device and game call

 #421
20170165445
2017-06-15

Personalized forced air purifier

 #422
20170144000
2017-05-25

RESISTANCE AND FILTRATION BREATHING DEVICE

 #423
20170143933
2017-05-25

Heat and humidity removal unit for a self-contained breathing apparatus

 #424
20170128761
2017-05-11

Metal organic frameworks for the catalytic detoxification of chemical warfare nerve agents

 #425
20170128754
2017-05-11

Wearable Apparatus

 #426
20170120085
2017-05-04

Oxygen concentrating self-rescuer device

 #427
20170106218
2017-04-20

Portable electronic device with a smart air purifier

 #428
20170100613
2017-04-13

Emergency filter system for ventilated hood

 #429
20170100612
2017-04-13

HOOD FOR CLEANROOM GOWN AND CLEAN ROOM GOWN

 #430
20170080263
2017-03-23

MASK

 #431
20170080261
2017-03-23

System and method for monitoring a service life of a filter with a respirator filter sampling port assembly

 #432
20170050056
2017-02-23

Respirator and head-mounted protective apparatus

 #433
20170036045
2017-02-09

DIAPHRAGM

 #434
20170028230
2017-02-02

Breathing apparatus

 #435
20170028229
2017-02-02

Hydration respiration apparatus

 #436
20170028156
2017-02-02

Personal health device

 #437
20170021203
2017-01-26

Respirators

 #438
20170021201
2017-01-26

Bayonet connectors suitable for connecting filter cartridges to respirators

 #439
20170007860
2017-01-12

Air conditioned and ambient fresh air supply system for respirator users

 #440
20160361575
2016-12-15

Face mask assembly

 #441
20160354718
2016-12-08

Method and apparatus for integrating chemical and environmental sensors into an air purification filter through a reusable sensor post

 #442
20160354620
2016-12-08

RESPIRATORY MASKS FOR USE IN AIRCRAFTS

 #443
20160332008
2016-11-17

Drop-down Respirator System

 #444
20160317845
2016-11-03

Breathing apparatus

 #445
20160279450
2016-09-29

Positive air pressure facemask and multi-staged filter system therefor

 #446
20160271429
2016-09-22

BREATHING APPARATUS

 #447
20160238493
2016-08-18

Portable device for collecting particles and microorganisms

 #448
20160236016
2016-08-18

BREATHING APPARATUS

 #449
20160236014
2016-08-18

Blower filter device, respirator system and method

 #450
20160220853
2016-08-04

Compact Respiratory Protective Device

 #451
20160213955
2016-07-28

Powered air-purifying respirator

 #452
20160213954
2016-07-28

METHOD AND APPARATUS FOR INTEGRATING CHEMICAL AND ENVIRONMENTAL SENSORS INTO AN AIR PURIFICATION FILTER THROUGH A REUSABLE SENSOR POST

 #453
20160199673
2016-07-14

CHILLED AIR RESPIRATOR AND RELATED METHOD FOR TREATING AIR

 #454
20160175827
2016-06-23

Metal organic frameworks for the catalytic detoxification of chemical warfare nerve agents

 #455
20160121144
2016-05-05

Air filtering devices and methods

 #456
20160114195
2016-04-28

Blower filter system

 #457
20160090989
2016-03-31

Blower filter system

 #458
20160074683
2016-03-17

Respirator mask for CBRN or other protection

 #459
20160059052
2016-03-03

Pulling element for pulling a closing element out of a filter of an escape filter device, escape filter devices, escape filter device system and method for mounting an escape filter device system

 #460
20160051846
2016-02-25

REBREATHER SYSTEM AND COMPONENTS

 #461
20160045772
2016-02-18

Filtering face-piece respirator having an integrally-joined exhalation valve

 #462
20160030779
2016-02-04

Mask

 #463
20160030776
2016-02-04

Full hood respirator

 #464
20160030774
2016-02-04

Full hood respirator

 #465
20160016020
2016-01-21

REBREATHER SYSTEM AND COMPONENTS

 #466
20160001111
2016-01-07

Reconfigurable full facemask having a cartridge module for respiratory protection

 #467
20160001108
2016-01-07

Breathing apparatus with ultraviolet light emitting diode

 #468
20160001103
2016-01-07

Method of Warning of an Abnormality of an Air Purifier of a Respirator

 #469
20160001102
2016-01-07

Structure and Method For Recognizing Information on a Filter Installed in an Air Purifier of a Respirator

 #470
20160001101
2016-01-07

Respirator with phase change material

 #471
20150367149
2015-12-24

COBINAMIDE-BASED MATERIALS FOR OPTICAL SENSING AND GAS REMOVAL

 #472
20150360060
2015-12-17

CARRYING SYSTEM FOR A BLOWER FILTER DEVICE, BLOWER FILTER DEVICE AS WELL AS BLOWER FILTER SYSTEM

 #473
20150352382
2015-12-10

Respiratory protection device

 #474
20150346174
2015-12-03

EXPOSURE MONITORING

 #475
20150343245
2015-12-03

AIR CLEANING APPARATUS AND HEALTH EXAMINATION SYSTEM USING THE SAME

 #476
20150335921
2015-11-26

Compact scroll fan assembly

 #477
20150321030
2015-11-12

Portable air purifier

 #478
20150314147
2015-11-05

Respiratory mask and filter cartridge therefor

 #479
20150314146
2015-11-05

Respirator having an integrated oronasal mask

 #480
20150314145
2015-11-05

Apparatus for providing controlled flow of inhalation-air

 #481
20150314144
2015-11-05

RESPIRATOR

 #482
20150306536
2015-10-29

Layered or mixed sorbent bed protective filtration device

 #483
20150297920
2015-10-22

AIR BLOWER AND PROTECTIVE SUIT INCLUDING THE SAME

 #484
20150290479
2015-10-15

Neck-worn air filtration device

 #485
20150290478
2015-10-15

Powered Exhaust Apparatus For A Personal Protection Respiratory Device

 #486
20150283493
2015-10-08

Layered or mixed sorbent bed protective filtration device

 #487
20150283410
2015-10-08

RESPIRATOR MASK

 #488
20150283409
2015-10-08

Oxygen Augmented Powered Air Purifying Respirator

 #489
20150273249
2015-10-01

Portable Air Cleaner

 #490
20150258355
2015-09-17

Fluid management device for exercising athletes

 #491
20150251026
2015-09-10

Method for prolonging the duration of use of a self-contained compressed air breathing apparatus

 #492
20150224524
2015-08-13

Multiple station HVLP spray coating system

 #493
20150217145
2015-08-06

Eye-protective shield with head up display

 #494
20150217144
2015-08-06

Respirator mask

 #495
20150204484
2015-07-23

Breathing apparatus filling station and filling station recharging device

 #496
20150202473
2015-07-23

Powered Exhaust Apparatus For A Personal Protection Respiratory Device

 #497
20150182766
2015-07-02

BREATHING AIR FILTRATION SYSTEM

 #498
20150174435
2015-06-25

Personal air filter

 #499
20150165245
2015-06-18

Diaphragm

 #500
20150151143
2015-06-04

Switchable exhale filter system

 #501
20150136142
2015-05-21

Respirator with floating elastomeric sleeve

 #502
20150128937
2015-05-14

Self-contained breathing system

 #503
20150114389
2015-04-30

Heating for powered air unit

 #504
20150101602
2015-04-16

COMPACT FILTER ASSEMBLY FOR POSSIBLE USE IN AN AIRCRAFT

 #505
20150096558
2015-04-09

HELMET AIR PURIFICATION SYSTEM

 #506
20150068518
2015-03-12

Breathing air production and filtration system

 #507
20150047642
2015-02-19

Half facepiece

 #508
20150047638
2015-02-19

Breathing apparatus and method of use

 #509
20150047633
2015-02-19

Air filtration device having subsections lacking fluid communication

 #510
20150047632
2015-02-19

Air filtration device having tuned air distribution system

 #511
20150007593
2015-01-08

Multi-mission rebreather cooling system

 #512
20140377135
2014-12-25

Filter systems including patterned optical analyte sensors and optical readers

 #513
20140373846
2014-12-25

Breathing apparatus

 #514
20140366883
2014-12-18

Filter box assembly and filter unit

 #515
20140360496
2014-12-11

PERSONAL HEALTH DEVICE

 #516
20140345607
2014-11-27

Breathing mask

 #517
20140332006
2014-11-13

Portable intake air sterilizing apparatus

 #518
20140332004
2014-11-13

Portable intake air sterilizing apparatus

 #519
20140311490
2014-10-23

Blower filter device

 #520
20140216475
2014-08-07

Sleeve-fit respirator cartridge

 #521
20140190483
2014-07-10

Self-Contained Integrated Emergency Life-Support Device And System

 #522
20140182593
2014-07-03

Filtering face-piece respirator having folded flange

 #523
20140166001
2014-06-19

POWERED AIR-PURIFYING RESPIRATOR HELMET WITH PHOTOVOLTAIC POWER SOURCE

 #524
20140116445
2014-05-01

Noise reduction system for supplied air respirator

 #525
20140116430
2014-05-01

Method of donning and testing abrasive blast respirator

 #526
20140116429
2014-05-01

Abrasive blast respirator

 #527
20140102443
2014-04-17

SELF RESCUER INCLUDING SELF-CONTAINED BREATHING APPARATUS (SCBA) AND BREATHING AIR MONITOR (BAM)

 #528
20140060542
2014-03-06

BLOWER FILTER DEVICE OF A BLOWER FILTER SYSTEM AS WELL AS BLOWER FILTER SYSTEM

 #529
20140060538
2014-03-06

System as well as process for transmitting data and/or device-specific parameters between a blower filter device of a blower filter system and a computer

 #530
20140034049
2014-02-06

Respiratory assembly including latching mechanism

 #531
20140026526
2014-01-30

Device for cleaning contaminated air

 #532
20140014101
2014-01-16

Heat retention mask and method of using the same

 #533
20130327335
2013-12-12

Air cleaning apparatus and method for predicting breakthrough time for the same

 #534
20130312490
2013-11-28

Portable device for collecting particles and microorganisms

 #535
20130308260
2013-11-21

SMOKE-FREE VIEWING APPARATUS

 #536
20130247908
2013-09-26

Hand-held potassium super oxide oxygen generating apparatus

 #537
20130228184
2013-09-05

Agrichemical spray mask

 #538
20130228183
2013-09-05

SUPPLIED AIR RESPIRATOR THAT HAS AN ADJUSTABLE LENGTH HOSE

 #539
20130206806
2013-08-15

Respirator waist belt

 #540
20130206139
2013-08-15

Interlock system for a respirator waist belt

 #541
20130186279
2013-07-25

Filter systems including patterned optical analyte sensors and optical readers

 #542
20130152920
2013-06-20

Air filtration device having subsections lacking fluid communication

 #543
20130152919
2013-06-20

Air filtration device having tuned air distribution system

 #544
20130146052
2013-06-13

Method and apparatus for integrating chemical and environmental sensors into an air purification filter through a reusable sensor port

 #545
20130125896
2013-05-23

Side plug-in filter cartridge

 #546
20130118487
2013-05-16

Information display and control device of powered air purifying respirator

 #547
20130097769
2013-04-25

Emergency filter system for encapsulated suit

 #548
20130092164
2013-04-18

POWERED AIR PURIFYING RESPIRATOR

 #549
20130087151
2013-04-11

Full face mask for a PAPR

 #550
20130014752
2013-01-17

Air filtration device

 #551
20130014751
2013-01-17

HELMET-MOUNTED RESPIRATOR APPARATUS WITH A DUAL PLENUM SYSTEM

 #552
20130010288
2013-01-10

Filter systems including optical analyte sensors and optical readers

 #553
20120298103
2012-11-29

COMPACT RESPIRATORY PROTECTIVE DEVICE

 #554
20120279504
2012-11-08

Nasal filter structure

 #555
20120266889
2012-10-25

Breathing air production and distribution system

 #556
20120260919
2012-10-18

Diaphragm

 #557
20120260918
2012-10-18

METHOD OF CONTROLLING A POWERED AIR PURIFYING RESPIRATOR

 #558
20120219462
2012-08-30

Cleaning filter, air cleaning device using same, and air cleaning maintenance system

 #559
20120174922
2012-07-12

Respirator

 #560
20120138059
2012-06-07

Self-contained breathing system

 #561
20120138051
2012-06-07

Method of controlling a powered air purifying respirator

 #562
20120132207
2012-05-31

REBREATHER SETPOINT CONTROLLER AND DISPLAY

 #563
20120132206
2012-05-31

MULTI-MISSION REBREATHER SYSTEM

 #564
20120132200
2012-05-31

Self rescuer including self-contained breathing apparatus (SCBA) and breathing air monitor (BAM)

 #565
20120111334
2012-05-10

Respiratory nasal filter

 #566
20120051904
2012-03-01

Compact scroll fan assembly

 #567
20120048275
2012-03-01

Wearable rebreathing apparatus

 #568
20120042878
2012-02-23

Mask cover assembly

 #569
20120042877
2012-02-23

AIR PURIFIER AIR OUTLET STRUCTURE

 #570
20120024154
2012-02-02

Personal air filtration device

 #571
20120017906
2012-01-26

Breathing apparatus with compensation of the ambient pressure

 #572
20110315142
2011-12-29

Neck-worn air filtration device

 #573
20110284006
2011-11-24

Filter cartridge having central plenum and housing sidewall

 #574
20110277768
2011-11-17

Emergency Breathing Apparatus

 #575
20110126828
2011-06-02

Personal air purifier

 #576
20110056496
2011-03-10

Integrated belt and plenum powered air purifying respirator

 #577
20100307332
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