ClassID:

137927

F01N13/085 - CPC Classification

Classification description:

Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups  - , ,; Other arrangements or adaptations of exhaust conduits having means preventing foreign matter from entering exhaust conduit

Recent Application in this class:
#1
20250360999
2025-11-27

EXHAUST HANDLING SYSTEMS FOR MARINE VESSELS AND RELATED METHODS

#2
20250084781
2025-03-13

EXHAUST ASSEMBLY FOR A PRIME MOVER OF A TRANSPORT POWER SYSTEM

#3
20240309791
2024-09-19

WATER DRAINAGE ASSEMBLIES FOR AFTERTREATMENT SYSTEMS

#4
20240286726
2024-08-29

EXHAUST HANDLING SYSTEMS FOR MARINE VESSELS AND RELATED METHODS

#5
20230151756
2023-05-18

COVER AND SENSOR FOR DIESEL EXHAUST FLUID (DEF) MODULE

#6
20230141549
2023-05-11

Water drainage assemblies for aftertreatment systems

#7
20220412200
2022-12-29

Cover assembly, pipe assembly and turbine fracturing unit

#8
20220298951
2022-09-22

Diesel exhaust fluid (DEF) module cover and sensor assembly

#9
20220298950
2022-09-22

Diesel exhaust fluid (DEF) module cover and sensor assembly

#10
20210108551
2021-04-15

EXHAUST SYSTEM

#11
20210108550
2021-04-15

Integrated bellows gasket

#12
20210017893
2021-01-21

Water drainage assemblies for aftertreatment systems

#13
20200318524
2020-10-08

Exhaust system for vehicle

#14
20200271042
2020-08-27

Exhaust structure for saddle riding vehicle

#15
20200088083
2020-03-19

Tailpipe riser

#16
20200072111
2020-03-05

Controller and control method for internal combustion engine

#17
20190323409
2019-10-24

Plant for absorption of individual components in gases

#18
20190213993
2019-07-11

Well site noise control

#19
20190145299
2019-05-16

Exhaust gas guiding device for a construction machine

#20
20180266575
2018-09-20

Valve device for exhaust flow passage

#21
20170370270
2017-12-28

Water ingress preventing structure for tailpipe

#22
20160312683
2016-10-27

Outboard motor

#23
20160273447
2016-09-22

V-type engine

#24
20160201529
2016-07-14

EXHAUST TAILPIPE AUXILIARY SOUND ENHANCEMENT HOLE

#25
20150337710
2015-11-26

Locomotive and transit system efficiency and emissions improvements

#26
20150101879
2015-04-16

Automotive Exhaust Pipe Safety Cover

#27
20150020510
2015-01-22

Exhaust rain cap assembly with channel vane member

#28
20140360159
2014-12-11

PRECIPITATION COVER FOR AN EXHAUST SYSTEM

#29
20140331658
2014-11-13

Exhaust system for an off-road vehicle

#30
20140261073
2014-09-18

Locomotive natural gas storage and transfer system

#31
20140261059
2014-09-18

Hybrid systems for locomotives

#32
20140260217
2014-09-18

Locomotive and transit system efficiency and emissions improvements

#33
20140182718
2014-07-03

Exhaust stack pipe cover

#34
20140034171
2014-02-06

Bi-directional tractor exhaust system

#35
20130056083
2013-03-07

Hybrid valve for attenuation of low frequency noise

#36
20120180465
2012-07-19

Exhaust apparatus of internal combustion engine

#37
20120124980
2012-05-24

Combined intake aspirator venturi tube and water trap in vertical exhaust outlet stack

#38
20120083176
2012-04-05

Anti-ingestion system for a marine drive

#39
20110259459
2011-10-27

Turbo saver

#40
20110079004
2011-04-07

Exhaust Flow Apparatus and Associated Engine Exhaust System

#41
20100307134
2010-12-09

Device and method for the reduction of emissions

#42
20100200792
2010-08-12

RAIN HAT DEVICE FOR HEAVY CONSTRUCTION EQUIPMENT

#43
20100199843
2010-08-12

IMPACT DIESEL PARTICULATE FILTER

#44
20100192560
2010-08-05

Passive valve assembly with negative start angle

#45
20100087109
2010-04-08

Marine engine with thermally insulated catalyst structures

#46
20100005798
2010-01-14

Exhaust system

#47
20090282818
2009-11-19

Tail pipe exhaust cooling device

#48
20090260351
2009-10-22

Exhaust assembly with universal multi-position water trap

#49
20090139219
2009-06-04

EXHAUST CONDUIT

#50
20090084096
2009-04-02

Cooling apparatus for exhaust gas temperature control devices

#51
20090084083
2009-04-02

Exhaust system having outlet-located moisture entrainment device

#52
20080236680
2008-10-02

Passive valve for attenuation of low frequency noise

#53
20080184961
2008-08-07

Relative configuration of an engine intake pipe for a motorcycle

#54
20080066998
2008-03-20

MUFFLER

#55
20080066446
2008-03-20

Impact diesel particulate filter

#56
20080053068
2008-03-06

Device & Method for the Reduction of Emissions

#57
20080026654
2008-01-31

Exhaust device for outboard motor

#58
20070289810
2007-12-20

Carbon deposition eliminator for vehicle exhaust pipe

#59
20070199313
2007-08-30

Exhaust structure for small watercraft

#60
20070039316
2007-02-22

Compact combination exhaust muffler and aftertreatment element and water trap assembly

#61
20060183386
2006-08-17

Outboard motor having seal structure for exhaust release pipe

#62
20060157296
2006-07-20

Engine exhaust system with water entrapment

#63
20060057909
2006-03-16

Exhaust gate valve apparatus for a personal watercraft

#64
20050161944
2005-07-28

Flange mounting device for connecting marine exhaust conduit to engine turbocharger

#65
20050115221
2005-06-02

Model vehicle exhaust deflector

#66
20050090193
2005-04-28

Exhaust pipe cover

#67
18369485
2024-07-23

Exhaust handling systems for marine vessels and related methods