ClassID:

24599

A62B23/06 - CPC Classification

Classification description:

Filters for breathing-protection purposes Nose filters

Recent Application in this class:
#1
20250332316
2025-10-30

MULTI-LINEAR GRATING GUV LED FLOWING AIR AND FLUID STERILIZATION METHOD AND STERILIZATION SPACE DEVICE THEREOF

#2
20250222286
2025-07-10

GAS DELIVERY APPARATUS FOR NASAL APPLICATION

#3
20250058153
2025-02-20

BODY-WORN AIR-TREATMENT DEVICES AND METHODS OF DEACTIVATING PATHOGENS

#4
20250001023
2025-01-02

PATHOGEN-INACTIVATING FACIAL MASK

#5
20240342519
2024-10-17

GAS PURIFICATION APPARATUS FOR NASAL APPLICATION

#6
20240307715
2024-09-19

Nose Mask

#7
20240252851
2024-08-01

Nose mask

#8
20240115890
2024-04-11

Biodegradable Nose Filter

#9
20240100371
2024-03-28

Nostril-shielding nasal mask and associated method(s)

#10
20240091574
2024-03-21

NOSTRIL COVERING DEVICE

#11
20240058632
2024-02-22

NASAL FILTER

#12
20240033543
2024-02-01

NOSE BREATHING DEVICE

#13
20240024711
2024-01-25

Body-worn air-treatment devices and methods of deactivating pathogens

#14
20240024710
2024-01-25

NOSE PLUG WITH ANTI-MICROBIAL ACTIVITY

#15
20230310909
2023-10-05

3D PRINTING-BASED FACE MASK

#16
20230293919
2023-09-21

AIR PURIFICATION APPARATUS FOR NASAL APPLICATION

#17
20230256272
2023-08-17

AIR PURIFICATION APPARATUS FOR NASAL APPLICATION AND ASSOCIATED CASE

#18
20230191172
2023-06-22

Nose mask

#19
20230173311
2023-06-08

Nasal mask and associated filter

#20
20230116415
2023-04-13

Method and Apparatus for Eviction of Foreign Particles From the Airways and Nasal Debris from Nostrils

#21
20230000187
2023-01-05

N95 Nose Mask

#22
20220370838
2022-11-24

NASAL-PLUG FILTER DEVICE AND SET THEREOF

#23
20220362591
2022-11-17

NASAL DEVICE WITH AIR FILTER

#24
20220305306
2022-09-29

NASAL MASK

#25
20220304405
2022-09-29

Facial Mask with Adhesive-Backed Filters in Separate Nasal Portion and Oral Portion

#26
20220280817
2022-09-08

Nostril Wearable Filtering Device

#27
20220168599
2022-06-02

Personal protective nose mask

#28
20220161070
2022-05-26

Nose mask

#29
20220143435
2022-05-12

ACTIVE FACE SHIELD AND RELATED SYSTEMS AND METHODS

#30
20220132949
2022-05-05

NASAL MASK

#31
20220062675
2022-03-03

NOSE MASK

#32
20220062672
2022-03-03

Breathing filter assembly

#33
20220054786
2022-02-24

Ear mounted cannular nasal breathing filter

#34
20220047903
2022-02-17

Nasal Air FIltration Apparatus

#35
20220023683
2022-01-27

NASAL-PLUG FILTER DEVICE AND SET THEREOF

#36
20220008766
2022-01-13

NASAL-PLUG FILTER DEVICE

#37
20210402045
2021-12-30

Body-worn air-treatment devices and methods of deactivating pathogens

#38
20210381023
2021-12-09

PERSONAL PROTECTION AND MONITORING

#39
20210379425
2021-12-09

PERSONAL PROTECTION AND MONITORING

#40
20210370109
2021-12-02

Nose filtering device

#41
20210353790
2021-11-18

Pathogen-inactivating facial mask

#42
20210337893
2021-11-04

Filtered Nose Cover

#43
20210275837
2021-09-09

BREATHABLE MASK WITH INTEGRATED GOGGLES AND AN AIR FILTER

#44
20210268320
2021-09-02

Multi-stage nasal filter

#45
20210268319
2021-09-02

Portable air filtration and disinfection device for a respirator system

#46
20210196993
2021-07-01

Nasal airflow disruption strip

#47
20210113863
2021-04-22

NASAL MASK

#48
20210085508
2021-03-25

NASAL CONGESTION, OBSTRUCTION RELIEF, AND DRUG DELIVERY

#49
20210008398
2021-01-14

Multi-Stage Nasal Filter

#50
20210008397
2021-01-14

Multi-stage nasal filter and method of tuning the filter to a predetermined most penetrating particle size

#51
20210001159
2021-01-07

SMELL ELIMINATOR

#52
20200261752
2020-08-20

NASAL POD ASSEMBLY

#53
20200261751
2020-08-20

3-DIMENSIONAL NASAL FILTER POD

#54
20200261670
2020-08-20

NASAL FILTER POD

#55
20200206547
2020-07-02

Nasal device

#56
20200188709
2020-06-18

NANOFIBER BASED NASAL FILTER AND A PROCESS OF PREPARATION THEREOF

#57
20200139165
2020-05-07

SYSTEMS AND METHODS FOR RESPIRATORY HEALTH MANAGEMENT

#58
20190374797
2019-12-12

Filter tube respirator

#59
20190366021
2019-12-05

Device for inhibiting at least partially the sense of smell

#60
20190269946
2019-09-05

Nasal air filter

#61
20190070441
2019-03-07

COMPACT AIR FILTER MASK

#62
20190046913
2019-02-14

Air-filtering protection device

#63
20190021993
2019-01-24

Breathing Strip Aid for Mask

#64
20180325422
2018-11-15

Systems and methods for respiratory health management

#65
20180304108
2018-10-25

NASAL FILTRATION SYSTEM

#66
20180221618
2018-08-09

Inhalation Therapy Device

#67
20180193201
2018-07-12

Protective face covering

#68
20180168846
2018-06-21

Nasal dilators

#69
20180147424
2018-05-31

NASAL AIR FILTER DEVICE

#70
20180104518
2018-04-19

Nasal cavity insertion type mask

#71
20180085246
2018-03-29

NASAL RESPIRATORY DEVICES

#72
20180064968
2018-03-08

Wearable Air Purifier

#73
20180056099
2018-03-01

Nasal filter

#74
20170312118
2017-11-02

Oral and nasal devices for the treatment of sleep apnea and/or snoring with filter and sensors to provide remote digital monitoring and remote data analysis

#75
20170303608
2017-10-26

Flat-Fold Respirator And Method Of Making Same

#76
20170281990
2017-10-05

AIR FILTERING DEVICES AND METHODS

#77
20170216634
2017-08-03

Nose Respiratory Filtration Mask

#78
20170157437
2017-06-08

Nasal device with air filter

#79
20170157435
2017-06-08

SMARTMASK FOR HEALTH MANAGEMENT SERVICE

#80
20170120086
2017-05-04

Nose apparatus

#81
20170105950
2017-04-20

Electrostatically charged nasal application method and product for micro-filtration

#82
20170071777
2017-03-16

Nasal congestion, obstruction relief, and drug delivery

#83
20170027736
2017-02-02

Nasal dilator

#84
20160256716
2016-09-08

NASAL FILTER

#85
20160256715
2016-09-08

Air-Filtering Device

#86
20160220854
2016-08-04

Nasal air filter

#87
20160151651
2016-06-02

Antimicrobial nasal insert and method of manufacturing

#88
20160128863
2016-05-12

Nasal respiratory devices

#89
20160121144
2016-05-05

Air filtering devices and methods

#90
20150265858
2015-09-24

Nasal filter

#91
20150238785
2015-08-27

Nasal Mask

#92
20150238784
2015-08-27

Zeolite coated nasal mask and disposable particulate respirator filtration media

#93
20150182766
2015-07-02

BREATHING AIR FILTRATION SYSTEM

#94
20150174435
2015-06-25

Personal air filter

#95
20150047641
2015-02-19

AIR FILTER EQUIPPED NOSE CLIP

#96
20150034088
2015-02-05

Method and Device for the Protection of a Resiratory Tract

#97
20150025407
2015-01-22

DEVICES AND METHODS FOR GENERATING AN ARTIFICIAL EXHALATION PROFILE

#98
20150000670
2015-01-01

PORTABLE MASK DEVICE

#99
20140326244
2014-11-06

Device for Relieving the Symptoms of Nasal Allergies

#100
20140261459
2014-09-18

Antimicrobial nasal insert and method of manufacturing

#101
20140123982
2014-05-08

Nostril Filtration Assembly

#102
20130255690
2013-10-03

Method and Device for the Protection of a Resiratory Tract

#103
20130174849
2013-07-11

OLFACTORY MODIFYING DEVICES AND RELATED METHODS

#104
20130081639
2013-04-04

Nose plug

#105
20120285470
2012-11-15

NASAL DEVICES WITH NOISE-REDUCTION AND METHODS OF USE

#106
20120279504
2012-11-08

Nasal filter structure

#107
20120125340
2012-05-24

Nasal filter

#108
20120125327
2012-05-24

Nasal Passage Strip

#109
20120111334
2012-05-10

Respiratory nasal filter

#110
20120097177
2012-04-26

Phynlly philters internal nose, ear and mouth filters

#111
20120060842
2012-03-15

Nasal filtration system

#112
20120055488
2012-03-08

Adhesive nasal respiratory devices

#113
20110240038
2011-10-06

NASAL DEVICES

#114
20110203598
2011-08-25

NASAL DEVICES INCLUDING LAYERED NASAL DEVICES AND DELAYED RESISTANCE ADAPTERS FOR USE WITH NASAL DEVICES

#115
20110132372
2011-06-09

INTRA-NASAL AIR FILTRATION DEVICES AND METHODS

#116
20110114099
2011-05-19

Respiratory shield

#117
20110108041
2011-05-12

NASAL DEVICES HAVING A SAFE FAILURE MODE AND REMOTELY ACTIVATABLE

#118
20110067709
2011-03-24

NASAL RESPIRATORY DEVICES

#119
20110067708
2011-03-24

Nasal devices for use while sleeping

#120
20110056499
2011-03-10

Sealing nasal devices for use while sleeping

#121
20110005530
2011-01-13

Methods of treating a disorder by inhibiting expiration

#122
20110005529
2011-01-13

Methods of treating a sleeping subject

#123
20110005528
2011-01-13

Nasal devices with respiratory gas source

#124
20110005520
2011-01-13

QUIET NASAL RESPIRATORY DEVICES

#125
20100331777
2010-12-30

NOSE DEVICE

#126
20100199994
2010-08-12

Holder for a nasal breathing air filtration device or dilation device

#127
20100163048
2010-07-01

Nose filters

#128
20100147308
2010-06-17

Respiratory devices

#129
20100147307
2010-06-17

Nasal cavity filter

#130
20100108071
2010-05-06

APPARATUSES TO FILTER AIR

#131
20100043799
2010-02-25

Air filter for endonasal use

#132
20090241965
2009-10-01

NASAL DEVICES WITH NOISE-REDUCTION AND METHODS OF USE

#133
20090194107
2009-08-06

Mini-nasal mask

#134
20090188493
2009-07-30

Nasal devices

#135
20090151732
2009-06-18

Dustproof mask for nose

#136
20090050144
2009-02-26

Adhesive nasal respiratory devices

#137
20090020125
2009-01-22

NASAL FILTER

#138
20090007919
2009-01-08

Breathing air filtration devices

#139
20080223371
2008-09-18

Nose guard mask

#140
20080099021
2008-05-01

Respiratory nasal filter

#141
20080087286
2008-04-17

Disposable nasal filter

#142
20080053448
2008-03-06

Nasal filter

#143
20080041373
2008-02-21

Nasal devices

#144
20080023007
2008-01-31

Breathing air filtration devices

#145
20070283963
2007-12-13

Nose air-filter

#146
20070283962
2007-12-13

Layered nasal devices

#147
20070277832
2007-12-06

Nasal respiratory devices

#148
20070227542
2007-10-04

Nose filter

#149
20070221219
2007-09-27

Nasal comfort devices and methods

#150
20070193233
2007-08-23

Filtering assembly in nasal cavities

#151
20070175478
2007-08-02

Nasal air purifier

#152
20070106382
2007-05-10

Nose mask

#153
20070089387
2007-04-26

Device for removing odor & air particulates from the air

#154
20060219247
2006-10-05

Distending nasal air filter

#155
20060150980
2006-07-13

Anion emission and anti-dust nose mask

#156
20060150979
2006-07-13

Nasal respiratory devices

#157
20060150978
2006-07-13

Methods of treating respiratory disorders

#158
20060144398
2006-07-06

Respiratory devices

#159
20060137689
2006-06-29

Breathing protective device

#160
20060085027
2006-04-20

Nasal congestion, obstruction relief, and drug delivery

#161
20060081249
2006-04-20

Personal respirator

#162
20060016450
2006-01-26

AIR FILTER DEVICE FOR THE NOSE

#163
20050211250
2005-09-29

Breathing air filtration system

#164
20050205095
2005-09-22

Breathing air filtration system

#165
20050199238
2005-09-15

Mask with grooved baffle

#166
20050161046
2005-07-28

Personal air purifier

#167
20050121036
2005-06-09

Nose mask

#168
20050066973
2005-03-31

Personal air purifier with integral lanyard

#169
20050066972
2005-03-31

Enhanced personal air purifier

#170
20050061325
2005-03-24

Personal air purifier

#171
20050056287
2005-03-17

In-mouth filter for sunless, liquid-spray tanning

#172
20050051170
2005-03-10

Wearable inhalation filter

#173
18674847
2024-10-22

Nostril-shielding nasal mask and associated method(s)

#174
17936250
2023-10-10

Nostril-shielding nasal mask and associated method(s)

#175
17186575
2022-02-22

Facial mask with adhesive-backed filters in separate nasal portion and oral portion

#176
17166542
2023-10-03

Hybrid face mask assembly

#177
16798866
2022-02-01

Intranasal cannula apparatus for filtering air

#178
16703707
2020-06-16

Multi-stage nasal filter

#179
15092657
2016-10-18

Draping particulate filter for the nostrils and mouth and method of manufacture thereof

#180
14717082
2016-10-11

Draping particulate filter for the nostrils and mouth and method of manufacture thereof