ClassID:

140928

F02M35/0223 - CPC Classification

Classification description:

Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines; Air cleaners acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls by centrifugal forces, e.g. cyclones

Recent Application in this class:
#1
20250223937
2025-07-10

Multistage Stage Separation Vortex Flow Air Filter

#2
20250153081
2025-05-15

CYCLONIC AIR FILTER ASSEMBLY FOR AN ENGINE

#3
20240401550
2024-12-05

DUAL PRE-CLEANER AIR FILTER DESIGN

#4
20240293769
2024-09-05

AIR CLEANER BYPASS ASSEMBLY AND METHOD OF OPERATING

#5
20240229749
2024-07-11

Cyclonic Flow Air Cleaner Assemblies

#6
20240218848
2024-07-04

AIR FILTER ASSEMBLY FOR CLEANING AN AIR STREAM FOR A COMMERCIAL VEHICLE

#7
20230364540
2023-11-16

Cyclonic air filter assembly for an engine

#8
20230193863
2023-06-22

Air pre-cleaner spin tube

#9
20230042655
2023-02-09

PRECLEANER ARRANGEMENT FOR USE IN AIR FILTRATION AND METHODS

#10
20220252028
2022-08-11

Air flow distribution arrangements in pre-cleaner systems

#11
20220241711
2022-08-04

Particulate separator for engine air cleaner

#12
20220176286
2022-06-09

Cyclonic air filter assembly for an engine

#13
20220161177
2022-05-26

Air cleaner bypass assembly and method of operating

#14
20220120244
2022-04-21

Multiple intake air filtration device

#15
20210370209
2021-12-02

Precleaner arrangement for use in air filtration and methods

#16
20210207562
2021-07-08

Water separating arrangement in a vehicle air intake

#17
20210199078
2021-07-01

Air cleaner

#18
20210190018
2021-06-24

Precleaner

#19
20200368664
2020-11-26

Air filter including a scavenging system

#20
20200355145
2020-11-12

Centrifugal air filter for an automotive system

#21
20200353483
2020-11-12

Tangential air cleaner with coiled filter cartridge

#22
20200353394
2020-11-12

Multi-vane vortex tubes for motor vehicles

#23
20200346153
2020-11-05

Filter element, in particular for gas filtration

#24
20200340432
2020-10-29

Engine air cleaner

#25
20200318585
2020-10-08

INERTIAL PRECLEANER WITH VARIABLE ASPIRATION FLOWRATE CONTROL VIA AMBIENT DUST CONCENTRATION SENSOR INPUT

#26
20200309073
2020-10-01

Precleaner system

#27
20200094181
2020-03-26

Filter holder, filter element and filter arrangement

#28
20200009487
2020-01-09

Precleaner for engine air intake and methods

#29
20190360436
2019-11-28

Engine with low mounted cyclonic air filter assembly

#30
20190277227
2019-09-12

AIR FILTRATION DEVICE

#31
20190275453
2019-09-12

Cyclonic air filter assembly for an engine

#32
20190104680
2019-04-11

Airflow for an agricultural harvesting combine

#33
20190032609
2019-01-31

Air cleaner

#34
20180363597
2018-12-20

Internal combustion engine having air cleaner

#35
20180361290
2018-12-20

Gas-liquid separator

#36
20180328320
2018-11-15

AGRICULTURAL VEHICLE AIR CLEANER ASSEMBLY

#37
20180290153
2018-10-11

Tangential air cleaner with coiled filter cartridge

#38
20180266371
2018-09-20

Engine air cleaner

#39
20180119653
2018-05-03

TUBULAR AIR CLEANER

#40
20180036746
2018-02-08

Filter and Cyclone Filter System

#41
20180010556
2018-01-11

Hood of a multi cyclone block of an air cleaner and air cleaner

#42
20180009305
2018-01-11

Dual engine agricultural harvesting combine

#43
20180007830
2018-01-11

Airflow for an agricultural harvesting combine

#44
20170306900
2017-10-26

AIR FILTER DEVICE FOR FILTERING THE INTAKE AIR OF A COMBUSTION ENGINE, IN PARTICULAR FOR A HAND-HELD SMALL TOOL

#45
20170276100
2017-09-28

Air filter element

#46
20170254301
2017-09-07

Filtering device, filtering element and maintenance process of a filtering device

#47
20170204816
2017-07-20

Pre-filter system for a vehicle

#48
20170145968
2017-05-25

Air intake system for a work vehicle with enhanced pre-cleaner serviceability

#49
20170036155
2017-02-09

Air filter system and air filter element for an air filter system

#50
20160348617
2016-12-01

Hood of a multi cyclone block of an air cleaner and air cleaner

#51
20160296869
2016-10-13

Filter holder and filter arrangement

#52
20160243479
2016-08-25

HIGH PERFORMANCE PRE-CLEANER AND METHOD

#53
20160201619
2016-07-14

Filter element

#54
20160177893
2016-06-23

Apparatus for air precleaner and precleaner

#55
20160169165
2016-06-16

Turbocharging system for use with internal combustion engine

#56
20160138507
2016-05-19

Air intake system for an off-road vehicle

#57
20160090881
2016-03-31

Separator

#58
20160047342
2016-02-18

Centrifugal separator and filter arrangement

#59
20150343366
2015-12-03

Cyclone separator as well as filtering device with cyclone separator

#60
20150275831
2015-10-01

Air Intake System for a Work Vehicle

#61
20150184623
2015-07-02

Cowl-mounted air cleaner

#62
20150059584
2015-03-05

Filter system with sensor socket

#63
20150059302
2015-03-05

Filter system having a support tube

#64
20150059301
2015-03-05

Filter system with filter element

#65
20150059297
2015-03-05

Air filter system and air filter element for an air filter system

#66
20150059296
2015-03-05

Filter element and filter system with a filter element

#67
20140373490
2014-12-25

Cyclone separator

#68
20140298761
2014-10-09

Centrifugal separator and filter arrangement having a centrifugal separator of said type

#69
20140290194
2014-10-02

Filter device, especially an air filter

#70
20140260129
2014-09-18

Intake air pre-cleaner

#71
20140224129
2014-08-14

Filter element

#72
20140223874
2014-08-14

Air filter element

#73
20140223870
2014-08-14

Filter element

#74
20140223869
2014-08-14

Filter Body

#75
20140223868
2014-08-14

Air filter element

#76
20140208701
2014-07-31

Air scoop-cyclone filter assembly

#77
20140165977
2014-06-19

Separator

#78
20140165513
2014-06-19

Cyclone separation device

#79
20140102054
2014-04-17

Cyclone separator

#80
20130213235
2013-08-22

Particle separator with deflector and lateral opening and air filter system

#81
20130031878
2013-02-07

Cyclone separator

#82
20120152200
2012-06-21

Air box with two suction channels

#83
18226900
2024-03-19

System and method of cleaning air entering an engine of a vehicle