ClassID:

22211

A61L2209/132 - CPC Classification

Classification description:

Aspects relating to disinfection, sterilisation or deodorisation of air; Apparatus features; Dispensing or storing means for active compounds Piezo or ultrasonic elements for dispensing

Recent Application in this class:
#1
20260153425
2026-06-04

DEVICE FOR THE DETECTION OF BACTERIA IN THE AIR

#2
20260124336
2026-05-07

ULTRASONIC ATOMIZER THAT CAN EASILY HOLD MULTIPLE FRAGRANCE LIQUID BOTTLES

#3
20260124335
2026-05-07

MOBILE DECONTAMINATION APPARATUS

#4
20260041806
2026-02-12

DISINFECTION OR INACTIVATION METHOD FOR SPACE

#5
20260041803
2026-02-12

LABORATORY AUTOMATION SYSTEMS INSTRUMENTS AND METHODS FOR DECONTAMINATING SAME

#6
20260001094
2026-01-01

APPARATUS FOR GENERATING DRY MIST

#7
20250344908
2025-11-13

BATHTUB WITH AROMATHERAPY DEVICE

#8
20250262341
2025-08-21

SWITCHABLE DIGITAL SCENT GENERATION AND RELEASE, AND VAPOR AND LIQUID DELIVERY METHODS AND SYSTEMS

#9
20250256003
2025-08-14

METHODS AND SYSTEMS FOR SCENT PRESENTATION

#10
20250251101
2025-08-07

SCENTED IMITATION CANDLE DEVICE

#11
20250032658
2025-01-30

SYSTEMS AND METHODS FOR NEUTRALIZATION OF AIRBORNE ALLERGENS WITH ORGANIC ACIDS

#12
20240417286
2024-12-19

Water Negative Ion Generating Device and Control Circuit Arrangement Thereof

#13
20240408262
2024-12-12

PURE ESSENTIAL OIL ATOMIZATION DEVICE

#14
20240399016
2024-12-05

STERILIZATION AIR CONDITIONER

#15
20240399015
2024-12-05

FRAGRANCE AND DISPENSER

#16
20240382642
2024-11-21

ELECTRONIC FRAGRANCE DIFFUSER SYSTEM AND METHOD

#17
20240350904
2024-10-24

Systems and techniques for generating scent

#18
20240325881
2024-10-03

SYSTEM AND METHOD FOR GENERATING OLFACTORY STIMULI

#19
20240277884
2024-08-22

High efficiency generation of a vapor-containing aerosol mist without added heat

#20
20240245988
2024-07-25

REPLACEABLE LIQUID SCENT CARTRIDGE

#21
20240192654
2024-06-13

Scent schedule based on relatedness of scent delivery devices in a scent delivery system

#22
20240083223
2024-03-14

CONTROL METHOD AND CONTROL APPARATUS FOR ODOR ADJUSTMENT SYSTEM

#23
20240082862
2024-03-14

ATOMIZING MODULE CAPABLE OF CHANGING FLUID SPEED AND FRAGRANCE DIFFUSER WITH THE MODULE

#24
20230414816
2023-12-28

CAPSULE AND SYSTEM FOR DISPENSING ESSENTIAL OILS

#25
20230375998
2023-11-23

SCENT DELIVERY SYSTEM SCHEDULING

#26
20230293758
2023-09-21

Switchable digital scent generation and release, and vapor and liquid delivery methods and systems

#27
20230285992
2023-09-14

MICROFLUIDIC DELIVERY CARTRIDGE FOR USE WITH A MICROFLUIDIC DELIVERY DEVICE

#28
20230256129
2023-08-17

WEARABLE PERSONAL PROTECTION DEVICE

#29
20230233732
2023-07-27

STERILIZATION AIR CONDITIONER

#30
20230185265
2023-06-15

Bias Setting in a Scent Delivery System

#31
20230132990
2023-05-04

AIRCRAFT FRAGRANCE DEVICE

#32
20230104824
2023-04-06

Spraying Apparatus

#33
20230102436
2023-03-30

PIEZOELECTRIC ACTIVE EMITTING DEVICE WITH IMPROVED AIR FLOW OUTPUT

#34
20230094264
2023-03-30

Scented imitation candle device

#35
20230089379
2023-03-23

System and method for generating olfactory stimuli

#36
20230083760
2023-03-16

APPARATUS FOR GENERATING DRY MIST

#37
20230083721
2023-03-16

Instantaneous sterilization system for ventilation and air conditioning

#38
20230082709
2023-03-16

Aerosol Purifier for HVAC System

#39
20230081125
2023-03-16

AEROSOL PURIFIER FOR HVAC SYSTEM

#40
20220379200
2022-12-01

Systems and techniques for generating scent

#41
20220370666
2022-11-24

DECONTAMINATION SYSTEM

#42
20220362430
2022-11-17

VOLATILE MATERIAL DISPENSER

#43
20220347335
2022-11-03

Fragrance diffuser

#44
20220313864
2022-10-06

Collection panels for bathroom aerosols

#45
20220280672
2022-09-08

USE IN AN ELECTRIC PERFUME DIFFUSER OF AN AQUEOUS PERFUME COMPOSITION CONTAINING A SURFACTANT AND A PRESERVATIVE

#46
20220228300
2022-07-21

Cylindrical structure

#47
20220218863
2022-07-14

SYSTEMS, METHODS, AND ARTICLES FOR DELIVERY OF SUBSTANCES IN VESSELS

#48
20220160973
2022-05-26

Smart Electronic Mask and Inhaler

#49
20220055061
2022-02-24

Focused ultrasonic atomizer

#50
20220053776
2022-02-24

Fulvic Acid Sterilization Deodorant As Well As Preparation Method and Application Thereof

#51
20210393833
2021-12-23

Method, device, and system for disinfection

#52
20210353897
2021-11-18

DEVICES, SYSTEMS, AND METHODS FOR DISINFECTING AIR CONTAINING VIRUSES, BACTERIA, OR OTHER CONTAMINANTS

#53
20210290812
2021-09-23

Aroma candle light

#54
20210268136
2021-09-02

PROCESS AND SYTEM FOR ULTRASONIC DRY MIST DISPENSER AND OZONE SANITIZER

#55
20210236683
2021-08-05

Air sterilizing device

#56
20210199104
2021-07-01

Booster device for aroma display

#57
20210162088
2021-06-03

INTELLIGENT SCENT DIFFUSER

#58
20210106714
2021-04-15

METHOD FOR VIRAL INACTIVATION BY CONTROLLED HYGROSCOPY

#59
20210088996
2021-03-25

Bias setting in a scent delivery system

#60
20210076882
2021-03-18

Experiential Cosmetic Product Dispensing Device

#61
20210072717
2021-03-11

Scent Schedule Based on Relatedness of Scent Delivery Devices in a Scent Delivery System

#62
20210072716
2021-03-11

Scent delivery system scheduling

#63
20210060200
2021-03-04

Anion essential-oil fragrance machine vibration-wave-conduction cup-bottom-element reinforcement and replaceable water-cup and nozzle structure

#64
20210052763
2021-02-25

COMPACT DUAL-INTAKE DIFFUSER

#65
20210045603
2021-02-18

Vacuum cleaner

#66
20210008446
2021-01-14

Replaceable liquid scent cartridge

#67
20210001214
2021-01-07

Systems and techniques for generating scent

#68
20200391940
2020-12-17

Artificial Intelligent Trash Container with Sanitary and Health Control Arrangement

#69
20200390996
2020-12-17

Aromatherapy diffuser

#70
20200330860
2020-10-22

System and method for generating olfactory stimuli

#71
20200330637
2020-10-22

Diffuser for essential oils

#72
20200324011
2020-10-15

Switchable digital scent generation and release, and vapor and liquid delivery methods and systems

#73
20200306407
2020-10-01

System and method for dispensing material

#74
20200276353
2020-09-03

DEVICE FOR DIFFUSING VOLATILE SUBSTANCES AND CARTRIDGE COMPRISING CAPSULES OF PERFUMING VOLATILE SUBSTANCES AND USABLE WITH SUCH A DEVICE OF ANY OTHER DEVICE COMPRISING A MECHANICAL OR VIBRATORY CAPSULE ACTUATOR

#75
20200268926
2020-08-27

Siphon type essence diffuser having block-preventing and leakage-preventing capabilities

#76
20200232766
2020-07-23

Aerosol generating system with means for disabling consumable

#77
20200225629
2020-07-16

Scent delivery system scheduling

#78
20200171193
2020-06-04

System and method for selecting and releasing flavor

#79
20200116321
2020-04-16

Scented imitation candle device

#80
20200031119
2020-01-30

Microfluidic ejection element and method of operation of a microfluidic ejection element having a simplified interface

#81
20200009285
2020-01-09

Fragrance generation device

#82
20200009284
2020-01-09

Fragrance discharge apparatus

#83
20190308215
2019-10-10

Atomiser system for dispensing a fragrance

#84
20190269812
2019-09-05

Long-acting deodorization of noxious odors using a water-based deodorizing solution in an ultrasonic dispenser

#85
20190232649
2019-08-01

System and method for dispensing material

#86
20190217026
2019-07-18

SPRAYING EQUIPMENT WITH DOUBLE-WATER-TANK STRUCTURE

#87
20190209805
2019-07-11

Therapeutic device

#88
20190192717
2019-06-27

Piezoelectric active emitting device with improved air flow output

#89
20190176034
2019-06-13

System and method for generating olfactory stimuli

#90
20190142985
2019-05-16

Apparatus for disinfecting an enclosed space

#91
20190137965
2019-05-09

Scent schedule based on relatedness of scent delivery devices in a scent delivery system

#92
20190118210
2019-04-25

Essential oil diffuser

#93
20190075989
2019-03-14

Vacuum cleaner

#94
20190038794
2019-02-07

Long-acting deodorization of noxious odors using a water-based deodorizing solution in an ultrasonic dispenser

#95
20190015539
2019-01-17

Portable diffuser and related methods

#96
20190009294
2019-01-10

Device and method for the automated diffusion of volatile substances comprising a photovoltaic cell

#97
20180373215
2018-12-27

Scent delivery system scheduling

#98
20180369443
2018-12-27

System and method for dispensing material

#99
20180335280
2018-11-22

Aerosol generating system with means for disabling consumable

#100
20180333546
2018-11-22

Essential oils diffuser

#101
20180326112
2018-11-15

FRAGRANCE DISPENSER AND SYSTEM, AND METHOD FOR USING THE SAME

#102
20180320107
2018-11-08

Odor neutralizer for ammonia and primary or secondary amines

#103
20180290159
2018-10-11

Microfluidic delivery device for dispensing and redirecting a fluid composition in the air

#104
20180290158
2018-10-11

MICROFLUIDIC DELIVERY DEVICE AND METHOD OF JETTING A FLUID COMPOSITION WITH THE SAME

#105
20180290157
2018-10-11

Microfluidic delivery cartridge for use with a microfluidic delivery device

#106
20180290156
2018-10-11

Microfluidic delivery device and method for dispensing a fluid composition upward into the air

#107
20180216838
2018-08-02

Air analyzer and treatment apparatus

#108
20180214593
2018-08-02

SALT LAMP DIFFUSER

#109
20180200400
2018-07-19

Vehicle-mounted aroma diffuser

#110
20180177907
2018-06-28

FRAGRANCE LAMP AND USING METHOD

#111
20180169287
2018-06-21

AIR-CONDITIONING DEVICE

#112
20180161473
2018-06-14

Liquid spray device with concealed electric conductive structure

#113
20180099105
2018-04-12

Essential oils diffuser

#114
20180071425
2018-03-15

Switchable digital scent generation and release, and vapor and liquid delivery methods and systems

#115
20180043048
2018-02-15

Fragrance dispenser having a disposable piezoelectric cartridge with a snap-in bottle containing aromatic liquid

#116
20180028709
2018-02-01

Cartridge for perfuming device and perfuming device

#117
20180008740
2018-01-11

Freshening compositions comprising isopropyl myristate

#118
20170360981
2017-12-21

System and method for releasing flavor

#119
20170360979
2017-12-21

System and method for releasing edible material

#120
20170351271
2017-12-07

Systems for coupling the operations of an environmental modifying unit and a smart appliance

#121
20170333590
2017-11-23

Systems for dispensing fluid materials

#122
20170333589
2017-11-23

Methods for Dispensing Fluid Materials

#123
20170322535
2017-11-09

Bias setting in a scent delivery system

#124
20170290294
2017-10-12

Controllable scent sample dispenser, and animal training and testing system for detecting scents

#125
20170274405
2017-09-28

Portable Diffuser

#126
20170246651
2017-08-31

Fragrance Sampler

#127
20170224864
2017-08-10

Dual chamber ultrasonic diffuser and method of use

#128
20170165390
2017-06-15

Microfluidic delivery cartridges and methods of connecting cartridges with microfluidic delivery systems

#129
20170157280
2017-06-08

Diffuser with interchangeable cover

#130
20170128612
2017-05-11

Atomiser system

#131
20170102718
2017-04-13

Systems and methods for coupling the operations of a volatile composition dispenser and a smart appliance

#132
20170102156
2017-04-13

Systems and methods for coupling the operations of an air handling device and a volatile composition dispenser

#133
20170080118
2017-03-23

Olfactory display

#134
20170072085
2017-03-16

MICROFLUIDIC DELIVERY SYSTEM AND CARTRIDGE

#135
20170056914
2017-03-02

Volatile material dispenser with nebulizer and nebulizer assembly

#136
20170056857
2017-03-02

Device, system, and method for producing advanced oxidation products

#137
20170056856
2017-03-02

Device, system, and method for producing advanced oxidation products

#138
20170023923
2017-01-26

Scent delivery system scheduling

#139
20170023922
2017-01-26

Scent delivery system scheduling

#140
20160379506
2016-12-29

Scent presentation method, scent presentation apparatus, and olfaction improving apparatus

#141
20160361452
2016-12-15

Localized air sensing and treatment

#142
20160353858
2016-12-08

Scent schedule based on relatedness of scent delivery devices in a scent delivery system

#143
20160325003
2016-11-10

Device for the diffusion of volatile substances

#144
20160317689
2016-11-03

Apparatus for disinfecting an enclosed space

#145
20160271639
2016-09-22

System and method for dispensing material

#146
20160256589
2016-09-08

SYSTEM AND METHOD FOR DISPENSING LIQUIDS

#147
20160243576
2016-08-25

Diffuser with interchangeable cover

#148
20160136624
2016-05-19

Device, system, and method for producing advanced oxidation products

#149
20160136609
2016-05-19

Device, system, and method for producing advanced oxidation products

#150
20160129142
2016-05-12

System and method for reducing germs by means of plasma

#151
20160022852
2016-01-28

Ultrasonic decontamination device

#152
20160001316
2016-01-07

Atomisation apparatus using surface acoustic wave generation

#153
20150367364
2015-12-24

Microfluidic delivery system and method

#154
20150335205
2015-11-26

Aromatic misting system and method for use with a bathtub

#155
20150283282
2015-10-08

Olfactory display and fragrance source cartridge used therein

#156
20150273500
2015-10-01

Volatile material dispenser and method of emitting a volatile material

#157
20150182652
2015-07-02

Self-powered piezoelectric structure and method of manufacturing the same

#158
20150076716
2015-03-19

Atomiser system

#159
20150054182
2015-02-26

Atomizer

#160
20150019030
2015-01-15

Bias setting in a scent delivery system

#161
20150019029
2015-01-15

Scent schedule based on relatedness of scent delivery devices in a scent delivery system

#162
20140312136
2014-10-23

Portable volatile material dispenser and method of simulating a flame in same

#163
20140263723
2014-09-18

Aromatic nebulizing diffuser

#164
20140252106
2014-09-11

Electronically controlled nebulizer

#165
20130334337
2013-12-19

Single scent engine arranged to produce a variable scent output

#166
20130334336
2013-12-19

Scent producing apparatus

#167
20130327848
2013-12-12

Olfactory display

#168
20130306084
2013-11-21

Aerosol generating system with means for disabling consumable

#169
20130292492
2013-11-07

Liquid sprayer

#170
20130292486
2013-11-07

Miniature scent generating device

#171
20130248559
2013-09-26

Self-sensing dispensing device for a cleaning solution or fabric softener

#172
20130248558
2013-09-26

Self-sensing dispensing device

#173
20130247902
2013-09-26

Self-sensing respiratory treatment device

#174
20130056552
2013-03-07

Dispenser, and refill

#175
20130026194
2013-01-31

GAS GENERATION DISPENSER APPARATUS FOR ON-DEMAND FLUID DELIVERY

#176
20120286058
2012-11-15

Air deodorizing misting apparatus and methods

#177
20120251296
2012-10-04

AROMATIC NEBULIZING DIFFUSER

#178
20120145742
2012-06-14

Gas generation dispenser method for on-demand fluid delivery

#179
20110303760
2011-12-15

APPARATUS AND METHOD FOR CONTROLLABLY RELEASING A SUBSTANCE

#180
20110284656
2011-11-24

Atomizing member and atomizer including the same

#181
20110268605
2011-11-03

Method and apparatus for computer controlled scent delivery

#182
20110266359
2011-11-03

Electronically controlled scent producing element

#183
20110221079
2011-09-15

Blower type chemical diffusing apparatus with fuel cell power supply

#184
20110080724
2011-04-07

Combination aromatic nebulizing diffuser and color light set assembly

#185
20110079660
2011-04-07

Aromatic nebulizing diffuser

#186
20110049266
2011-03-03

Aromatic nebulizing diffuser

#187
20110024521
2011-02-03

AROMATIC NEBULIZING DIFFUSER

#188
20100243754
2010-09-30

Multipurpose cartridge-based liquid dispensing air freshener system

#189
20100216686
2010-08-26

Cleaning agent

#190
20100215540
2010-08-26

Vapor phase hydrogen peroxide deodorizer

#191
20100206306
2010-08-19

SELF-SENSING DISPENSING DEVICE

#192
20100133707
2010-06-03

Ultrasonic Humidifier with an Ultraviolet Light Unit

#193
20100084488
2010-04-08

Alternating current powered delivery system

#194
20090314854
2009-12-24

Device for dispersing liquid active materials in particulate form comprising a sintered liquid conductor

#195
20090308945
2009-12-17

Liquid dispensing apparatus using a passive liquid metering method

#196
20080257915
2008-10-23

Gas generation dispenser apparatus and method for on-demand fluid delivery

#197
20080036332
2008-02-14

Diffusion device

#198
20070258865
2007-11-08

Blower type chemical diffusing apparatus with fuel cell power supply

#199
20070224080
2007-09-27

Ultrasonic sanitation device and associated methods

#200
20060188238
2006-08-24

Solar heated & powered ultrasonic air freshener diffuser

#201
20060115388
2006-06-01

Dispersal air scrubber

#202
20060011733
2006-01-19

Wick to reduce liquid flooding and control release rate

#203
20050046049
2005-03-03

Methods and apparatus for localized delivery of scented aerosols

#204
19190574
2026-02-10

Aroma diffuser

#205
16556859
2020-08-18

Smart speaker with fragrance dispenser