ClassID:

137933

F01N13/12 - 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  - , , specially adapted for submerged exhausting

Recent Application in this class:
#1
20230035557
2023-02-02

OUTBOARD MOTOR

#2
20220401944
2022-12-22

Method for unblocking pores in a selective catalytic reduction catalyst

#3
20220185440
2022-06-16

Outboard machine

#4
20210362102
2021-11-25

Systems and methods for gas disposal

#5
20200261870
2020-08-20

Systems and methods for gas disposal

#6
20200222861
2020-07-16

Systems and methods for gas disposal

#7
20190217936
2019-07-18

Exhaust spray inhibitor

#8
20180328255
2018-11-15

Marine rudder exhaust system

#9
20170087525
2017-03-30

Systems and methods for gas disposal

#10
20170087521
2017-03-30

Systems and methods for gas disposal

#11
20160312683
2016-10-27

Outboard motor

#12
20160305316
2016-10-20

Outboard motor

#13
20160129982
2016-05-12

Boat drive

#14
20150239545
2015-08-27

Water jet propulsion watercraft

#15
20140322997
2014-10-30

Engine, outboard motor, and watercraft

#16
20140248810
2014-09-04

Water jet propulsion watercraft

#17
20130203308
2013-08-08

Vessel propulsion apparatus

#18
20130157532
2013-06-20

Outboard motor and watercraft including the same

#19
20130130577
2013-05-23

Engine, outboard motor, and watercraft

#20
20130023167
2013-01-24

Water jet propulsion watercraft

#21
20130012081
2013-01-10

Water jet propulsion watercraft

#22
20120282828
2012-11-08

Marine propulsion device

#23
20120252288
2012-10-04

Method and system for controlling the exhaust gases from an engine

#24
20120214365
2012-08-23

Water jet propulsion watercraft

#25
20120083176
2012-04-05

Anti-ingestion system for a marine drive

#26
20120020843
2012-01-26

Vanadium-free diesel oxidation catalyst and method for its production

#27
20110011669
2011-01-20

Sound dampening and wear protecting flapper configuration for marine exhaust system

#28
20100261393
2010-10-14

Outboard motor

#29
20100261392
2010-10-14

Water jet propulsion watercraft

#30
20100256893
2010-10-07

Water jet propulsion watercraft

#31
20100012422
2010-01-21

Flapper configuration for marine exhaust system

#32
20090184050
2009-07-23

Systems and methods for watercraft having marine environment enhancement capability

#33
20090007550
2009-01-08

Exhaust system for eight-cylinder engine

#34
20080236942
2008-10-02

Exhaust apparatus for small boat

#35
20080141666
2008-06-19

Exhaust gas cooling system for engine

#36
20080041451
2008-02-21

Underwater exhaust system and method

#37
20080029090
2008-02-07

Underwater exhaust system and method

#38
20080026654
2008-01-31

Exhaust device for outboard motor

#39
20080022669
2008-01-31

Exhaust device of six-cylinder engine

#40
20080014807
2008-01-17

Reversion control device for watercraft exhaust system

#41
20070287341
2007-12-13

Reversion control device for watercraft exhaust system

#42
20070251227
2007-11-01

Water-cooled internal combustion engine

#43
20070199313
2007-08-30

Exhaust structure for small watercraft

#44
20070028597
2007-02-08

Exhaust valve for two-stroke engine

#45
20060223393
2006-10-05

Exhaust device of boat

#46
20060183386
2006-08-17

Outboard motor having seal structure for exhaust release pipe

#47
20060063445
2006-03-23

Personal watercraft incorporating capsize-recovery facilitating structure, and method of using same

#48
20060057909
2006-03-16

Exhaust gate valve apparatus for a personal watercraft

#49
20060046586
2006-03-02

Outboard motor exhaust system

#50
20050279294
2005-12-22

Water cooling device for outboard motor

#51
20050235990
2005-10-27

Underwater exhaust system

#52
20050235989
2005-10-27

Underwater exhaust system

#53
20050161281
2005-07-28

Exhaust assembly

#54
20050042950
2005-02-24

Drainage structure of exhaust resonator

#55
18331346
2025-02-11

Outboard engine assembly

#56
17730876
2023-07-25

Outboard engine assembly

#57
17224778
2023-10-24

Marine drives having a muffler for tertiary exhaust outlet

#58
17165284
2023-04-25

Marine drives and idle relief exhaust systems for marine drives

#59
17099464
2021-12-28

Water separator for marine exhaust system

#60
16932103
2022-05-24

Auxiliary low-speed marine steering associated with inverted snorkel for underwater engine exhaust

#61
16837784
2020-11-17

Water separator for marine exhaust system

#62
16106829
2020-09-01

Water separator for marine exhaust system

#63
15895260
2019-06-25

High temperature exhaust systems for marine propulsion devices

#64
15885261
2019-09-17

Marine propulsion systems with actively tunable sound

#65
14872352
2018-08-21

Water separator for marine exhaust system

#66
14317416
2016-06-28

Exhaust gas idle relief system for an outboard motor

#67
14053622
2015-03-24

Marine propulsion device