ClassID:

197116

G10K9/04 - CPC Classification

Classification description:

Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooter, buzzer driven by gas; e.g. suction operated by compressed gases, e.g. compressed air

Recent Application in this class:
#1
20250292752
2025-09-18

Air Horn with Extended Pressure Chamber

#2
20250273188
2025-08-28

AIR HORNS AND METHOD OF USE

#3
20240379083
2024-11-14

DIGESTIVE-SAFE NOISE MAKING DEVICE

#4
20240127779
2024-04-18

REVOLVING VALVE FOR FEEDING AIR PULSES TO A RESONANCE TUBE FOR GENERATING LOW-FREQUENCY SOUND AND A METHOD FOR FEEDING THESE PULSES IN AN OPTIMAL WAY

#5
20240087429
2024-03-14

PORTABLE AIR HORN APPARATUS AND METHOD FOR OPERATING THEREOF

#6
20230349317
2023-11-02

Sound modification apparatus for a turbocharged engine

#7
20230162715
2023-05-25

Electronic horn device and method

#8
20210277493
2021-09-09

Method and system for cooling hot objects

#9
20210241742
2021-08-05

MANUALLY RECHARGEABLE AIR HORN

#10
20200302905
2020-09-24

Adaptive electropneumatic horn system

#11
20200229397
2020-07-23

Dog Toy with Crinkle Stretch Parts

#12
20190385581
2019-12-19

Adaptive electropneumatic horn system

#13
20190224425
2019-07-25

Metering system for medication delivery

#14
20190014748
2019-01-17

System For Securing A Safety Device To A Leash

#15
20180166055
2018-06-14

Pneumatic sounder and control system thereof

#16
20170352341
2017-12-07

Horn system

#17
20170216886
2017-08-03

Resonating gas seismic source

#18
20170203059
2017-07-20

Device to meter fluid

#19
20170184742
2017-06-29

Modular projector for marine seismic source

#20
20170178613
2017-06-22

Tunable resonance in a resonating gas seismic source

#21
20160343357
2016-11-24

FLEXIBLE AND INFLATABLE LUDIC INSTRUMENT

#22
20160243598
2016-08-25

Air cannon and sonic horn combination for dislodging accumulated bulk material

#23
20160022932
2016-01-28

Method to deliver medication

#24
20150335835
2015-11-26

Metering system and method for aerosol delivery

#25
20150328416
2015-11-19

Device to meter fluid

#26
20150316405
2015-11-05

Metering system and method for fluid delivery

#27
20150204035
2015-07-23

Traffic cone having alarm function

#28
20140196534
2014-07-17

Metering system and method for aerosol delivery

#29
20140093112
2014-04-03

Electropneumatic horn system

#30
20140069314
2014-03-13

Underwater Signaling Device

#31
20130121521
2013-05-16

Diaphragm for an electropneumatic horn system

#32
20110220004
2011-09-15

Pump horn

#33
20110132313
2011-06-09

INTAKE SOUND GENERATOR

#34
20110029260
2011-02-03

Metering system and method for aerosol delivery

#35
20100175609
2010-07-15

Electropneumatic horn with air venting channels

#36
20100154699
2010-06-24

Air powered signaling system

#37
20100024713
2010-02-04

Air blown noisemaker

#38
20090090292
2009-04-09

Electropneumatic horn with air venting channels

#39
20090065291
2009-03-12

Electropneumatic horn system

#40
20080295826
2008-12-04

Metering system and method for aerosol delivery

#41
20080121458
2008-05-29

Harmonic tone exhaust extension

#42
20080047777
2008-02-28

CHEERING STICK

#43
20070272144
2007-11-29

Horn with internal light signal

#44
20070199425
2007-08-30

Horn

#45
20070119287
2007-05-31

Heated air horn

#46
20060243190
2006-11-02

Sound generating arrangement

#47
20060201330
2006-09-14

Combined beverage container and horn assembly

#48
20060196405
2006-09-07

Sport horn and method making and using the horn

#49
20060150890
2006-07-13

Horn assembly

#50
20060102417
2006-05-18

Method for creating controlled pressure release in a pneumatic device

#51
20060065475
2006-03-30

Acoustic device

#52
20060060073
2006-03-23

Apparatus and method for replicating sounds and feelings associated with the release of gas from the human body

#53
20050176343
2005-08-11

Injection molded noise making device

#54
20050142982
2005-06-30

Sound producing device

#55
20050121256
2005-06-09

Device for establishing noise in a motor vehicle

#56
20050076768
2005-04-14

Game calling device

#57
20050067511
2005-03-31

System and method for aerosol delivery

#58
20050066963
2005-03-31

Valve system and method for aerosol delivery

#59
20050066962
2005-03-31

Metering system and method for aerosol delivery

#60
20050066735
2005-03-31

System and method for improved volume measurement

#61
20050045023
2005-03-03

Animated flute