ClassID:

71628

B63H21/32 - CPC Classification

Classification description:

Use of propulsion power plant or units on vessels Arrangements of propulsion power-unit exhaust uptakes; Funnels peculiar to vessels

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

EXHAUST HANDLING SYSTEMS FOR MARINE VESSELS AND RELATED METHODS

#2
20250340283
2025-11-06

APPARATUS FOR EMISSIONS REDUCTION AS A SERVICE (ERaaS)

#3
20250333140
2025-10-30

MATCHING MESHES FOR VIRTUAL AVATARS

#4
20250100666
2025-03-27

EXHAUST VENT HOODS FOR MARINE VESSELS AND RELATED METHODS

#5
20240367762
2024-11-07

EMISSIONS CONTROL WATERCRAFT

#6
20240351666
2024-10-24

MATCHING MESHES FOR VIRTUAL AVATARS

#7
20240286726
2024-08-29

EXHAUST HANDLING SYSTEMS FOR MARINE VESSELS AND RELATED METHODS

#8
20240278894
2024-08-22

Exhaust vent hoods for marine vessels and related methods

#9
20240034444
2024-02-01

Carbon dioxide transport and sequestration marine vessel

#10
20230356813
2023-11-09

Carbon dioxide transport and sequestration marine vessel

#11
20230311057
2023-10-05

SYSTEM FOR CAPTURING CARBON DIOXIDE AND SULFUR OXIDES AND UTILIZING CARBON FOR SHIPS

#12
20230234692
2023-07-27

In-port ship exhaust capture device

#13
20230173431
2023-06-08

WET INLINE SCRUBBER WITH A SIDE INLET FOR REDUCING THE AMOUNT OF SOX IN AN EXHAUST GAS PRODUCED BY ONE OR MORE ENGINES OF A MARINE VESSEL

#14
20230117234
2023-04-20

Routing the exhaust through the tower of a boat

#15
20230058467
2023-02-23

Reaction device of marine SCR system

#16
20220411034
2022-12-29

In-port ship exhaust capture device

#17
20220411029
2022-12-29

STAXcraft

#18
20220388620
2022-12-08

FUEL CELL SHIP

#19
20220266196
2022-08-25

Apparatus for Emissions Reduction as a Service (ERaaS)

#20
20220258096
2022-08-18

Method and process for capturing carbon dioxide from marine engines

#21
20220212138
2022-07-07

EXHAUST GAS TREATMENT APPARATUS FOR SHIPS

#22
20220153399
2022-05-19

Outboard motor

#23
20220118815
2022-04-21

REEFER POWER CONTROL

#24
20220073181
2022-03-10

Apparatus for emissions reduction as a service (ERaaS)

#25
20220048606
2022-02-17

Method and process for capturing carbon dioxide from marine engines

#26
20210358214
2021-11-18

Matching meshes for virtual avatars

#27
20210245084
2021-08-12

Gas purification apparatus, ship including the same, and gas purification method

#28
20210171164
2021-06-10

Emissions control watercraft

#29
20210147055
2021-05-20

Jet pump

#30
20200369357
2020-11-26

Jet pump

#31
20200255111
2020-08-13

Watercraft and exhaust structure of the watercraft

#32
20200179763
2020-06-11

Multipurpose low emission submersible engine and aquatic craft using same

#33
20200062364
2020-02-27

Method of installing jet pump

#34
20200062363
2020-02-27

Jet pump

#35
20200061527
2020-02-27

Marine exhaust gas scrubbing and ballast water disinfection system

#36
20200054990
2020-02-20

Apparatus and calculating method of pH

#37
20200047860
2020-02-13

Self-righting unmanned ship suitable for adverse sea conditions and working mode thereof

#38
20190308711
2019-10-10

Water lead-through module and method of arranging a water lead-through to a hull of a marine vessel

#39
20190270500
2019-09-05

Ship

#40
20190266796
2019-08-29

Matching meshes for virtual avatars

#41
20190264596
2019-08-29

Positionable emissions control watercraft

#42
20190225313
2019-07-25

Riser conduits having inner tube extensions for marine engine exhaust systems

#43
20190217936
2019-07-18

Exhaust spray inhibitor

#44
20190085773
2019-03-21

Engine device

#45
20190048778
2019-02-14

Marine exhaust system

#46
20180328255
2018-11-15

Marine rudder exhaust system

#47
20180318650
2018-11-08

Multipurpose low emission submersible engine and aquatic craft using same

#48
20180281901
2018-10-04

Marine surface vessel

#49
20180245493
2018-08-30

Exhaust system for marine engine

#50
20180209314
2018-07-26

Exhaust conduits for marine engine exhaust systems

#51
20180208289
2018-07-26

Exhaust gas processing apparatus

#52
20180037308
2018-02-08

Pollutant reduction device and method

#53
20180029683
2018-02-01

WATERCRAFT AND EXHAUST STRUCTURE OF THE WATERCRAFT

#54
20180023525
2018-01-25

SEA WATER INFLOW PREVENTION DEVICE FOR A MARINE ENGINE

#55
20180001983
2018-01-04

Outboard motor

#56
20170370258
2017-12-28

Exhaust conduits for marine engine exhaust systems

#57
20170361913
2017-12-21

Jet propelled watercraft and jet propulsion assembly

#58
20170361910
2017-12-21

Jet propelled watercraft and jet propulsion assembly

#59
20170349247
2017-12-07

Wake control fin system and underwater exhaust system

#60
20170335742
2017-11-23

Arrangement for treating exhaust gases of an internal combustion piston engine in a marine vessel and method of operating an arrangement for treating exhaust gases

#61
20170259203
2017-09-14

Apparatus and calculating method of pH

#62
20170210454
2017-07-27

Mounting device for outboard motor

#63
20170203826
2017-07-20

Engine control device

#64
20170190406
2017-07-06

Water muffler of personal watercraft

#65
20170129578
2017-05-11

Exhaust gas processing apparatus

#66
20170057606
2017-03-02

Packaging aftertreatment system of engine of a marine vessel

#67
20170009630
2017-01-12

Exhaust purification system for ship

#68
20160340012
2016-11-24

Marine propulsion device

#69
20160144942
2016-05-26

System and method for reducing harmful substances of ship and ship using the same

#70
20160032802
2016-02-04

EXHAUST PURIFICATION SYSTEM AND SHIP COMPRISING SAME

#71
20150354430
2015-12-10

Duct arrangement for an internal combustion engine

#72
20150239545
2015-08-27

Water jet propulsion watercraft

#73
20150210356
2015-07-30

Fleet protection attack craft and underwater vehicles

#74
20150209723
2015-07-30

Exhaust gas treatment apparatus, ship, and exhaust gas treatment method

#75
20150050847
2015-02-19

Modular personal watercraft

#76
20140248810
2014-09-04

Water jet propulsion watercraft

#77
20140141664
2014-05-22

Fleet protection attack craft

#78
20140090379
2014-04-03

Exhaust gas diverter and collection system for ocean going vessels

#79
20140057508
2014-02-27

Marine propulsion systems having exhaust gas relief outlet

#80
20140024271
2014-01-23

MOTIVE FORCE OR POWER TAKEOFF DEVICE FOR VESSELS ACTUATED BY THE WATER FLOW GENERATED IN A COLLECTOR OR CONDUCTOR INCORPORATED INTO THE HULL

#81
20130323076
2013-12-05

MARINE PROPELLER WITH AN ADJUSTABLE EXHAUST STRUCTURE

#82
20130283768
2013-10-31

Clean exhaust system and method for diesel engines of marine vessels

#83
20130065462
2013-03-14

Outboard motor

#84
20130023167
2013-01-24

Water jet propulsion watercraft

#85
20130012081
2013-01-10

Water jet propulsion watercraft

#86
20120252288
2012-10-04

Method and system for controlling the exhaust gases from an engine

#87
20120214365
2012-08-23

Water jet propulsion watercraft

#88
20120196495
2012-08-02

Retaining structure for honeycomb structure and marine propulsion device

#89
20120137945
2012-06-07

Trimaran vehicle deck arrangement

#90
20120097086
2012-04-26

Fleet protection attack craft and underwater vehicles

#91
20120083176
2012-04-05

Anti-ingestion system for a marine drive

#92
20110306254
2011-12-15

Water jacketed marine exhaust components having multiple stream spray ring configurations

#93
20110294372
2011-12-01

Outboard motor

#94
20110270451
2011-11-03

CONTROL DEVICE FOR EXHAUST HEAT RECOVERY SYSTEM

#95
20110265449
2011-11-03

Exhaust gas capture system for ocean going vessels

#96
20110257820
2011-10-20

Control device for vessel equipped with exhaust heat recovery system and the vessel equipped with the control device

#97
20110232555
2011-09-29

Marine vessel provided with vertically arranged revolving cylinders

#98
20110226173
2011-09-22

Fleet protection attack craft

#99
20110223819
2011-09-15

Outboard motor

#100
20110203290
2011-08-25

CONTROL METHOD AND CONTROL DEVICE FOR EXHAUST HEAT RECOVERY SYSTEM FOR MARINE VESSEL

#101
20110126752
2011-06-02

Submarine with underwater exhaust discharge during snorkeling mode

#102
20100261393
2010-10-14

Outboard motor

#103
20100261392
2010-10-14

Water jet propulsion watercraft

#104
20100256893
2010-10-07

Water jet propulsion watercraft

#105
20100087108
2010-04-08

Concentricity spacer for a catalyst device of a marine engine

#106
20100041288
2010-02-18

SUBMERGED EXHAUST DISCHARGE FOR MARINE VESSEL

#107
20100041287
2010-02-18

GASKETED CONNECTION OF MARINE ENGINE EXHAUST OUTLET TO EXHAUST CONDUIT

#108
20100005806
2010-01-14

EDUCTOR SYSTEM FOR A GAS TURBINE ENGINE

#109
20090270000
2009-10-29

Exhaust system of a marine vessel

#110
20090269999
2009-10-29

Marine Engine Exhaust Silencing System

#111
20090253318
2009-10-08

MARINE VESSEL

#112
20090197489
2009-08-06

Exhaust intake bonnet (EIB) for maritime emissions control system

#113
20090156071
2009-06-18

Engine exhaust bypass system for ocean vessel

#114
20090156070
2009-06-18

MARINE EXHAUST MANIFOLD

#115
20090126618
2009-05-21

Air cavity vessel

#116
20090047849
2009-02-19

Marine engine exhaust system with cooling arrangement

#117
20080242164
2008-10-02

Marine engine exhaust system

#118
20080050991
2008-02-28

Generator set exhaust processing system and method

#119
20080014807
2008-01-17

Reversion control device for watercraft exhaust system

#120
20070287341
2007-12-13

Reversion control device for watercraft exhaust system

#121
20070270056
2007-11-22

Method and device for discharging exhaust gases of internal combustion engine of boats into the water surrounding the boats

#122
20070270053
2007-11-22

Outboard drive for boats

#123
20060286877
2006-12-21

Personal watercraft

#124
20060223393
2006-10-05

Exhaust device of boat

#125
20060213197
2006-09-28

Air pollution control system for ocean-going vessels

#126
20060205292
2006-09-14

Marine - (navy) ship-type equipment system for electrically driven marine-(navy) ships having different sizeds and driving power

#127
20060166568
2006-07-27

Frigate ship-type equipment system

#128
20060135006
2006-06-22

Corvette ship-type equipment system

#129
20060094312
2006-05-04

Generator set exhaust processing system and method

#130
20060068658
2006-03-30

Engine exhaust system

#131
20060063445
2006-03-23

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

#132
20060057909
2006-03-16

Exhaust gate valve apparatus for a personal watercraft

#133
20050279269
2005-12-22

Powered watercraft

#134
20050244318
2005-11-03

Maritime emissions control system

#135
20050215133
2005-09-29

Reduced pressure mixing device for marine vessel exhaust gas

#136
20050170717
2005-08-04

Personal watercraft

#137
20050161944
2005-07-28

Flange mounting device for connecting marine exhaust conduit to engine turbocharger

#138
20050142959
2005-06-30

Exhaust diverter nozzle

#139
20050085143
2005-04-21

Small jet propulsion watercraft

#140
20050037242
2005-02-17

Electric energy supply system for a ship, in particular a navy ship that can be operated with low IR signature

#141
20050020152
2005-01-27

Exhaust system for small-sized boat

#142
18369514
2024-06-11

Exhaust vent hoods for marine vessels and related methods

#143
18369485
2024-07-23

Exhaust handling systems for marine vessels and related methods

#144
17888902
2023-06-06

Two-stage water-lift muffler for marine generator

#145
17361892
2022-10-25

In-port ship exhaust capture device

#146
17324105
2022-05-10

Multiple duct system for conveying exhaust gas from oceangoing vessels to a treatment system

#147
17144414
2023-06-06

Marine muffler with integral bypass water management

#148
17109536
2022-10-04

Marine drives and propeller devices having exhaust venting for enhanced reverse thrust performance

#149
16725417
2022-11-15

Marine engine assembly

#150
16429715
2021-01-12

Marine muffler with integral bypass water management

#151
16106480
2019-11-26

Jet pump

#152
16004560
2020-03-17

Liquid cooled exhaust manifold

#153
15885261
2019-09-17

Marine propulsion systems with actively tunable sound

#154
15877467
2019-06-04

Marine muffler with integral bypass water management

#155
15729747
2019-07-02

Marine propulsion devices having cooling water sprayers for cooling an exhaust manifold

#156
15608162
2019-12-10

Cooling arrangements and cooling water sprayers for marine engines

#157
15427478
2019-03-26

Stern drive arrangements having idle relief exhaust gas bypass

#158
15381184
2018-01-23

Marine muffler with integral bypass water management

#159
15200437
2017-09-12

Exhaust manifolds for outboard marine engines

#160
15084786
2017-08-22

Stern drives and water lift exhaust systems for stern drives

#161
15057519
2017-02-07

Marine muffler with pulse attenuation tuning

#162
15004120
2017-06-20

Stand-up type personal watercraft

#163
14983911
2017-02-21

Stand-up type personal watercraft

#164
14923965
2017-04-11

Marine engines and exhaust systems for marine engines

#165
14879261
2016-12-27

Stern drives having accessible cooling water sea pump

#166
14824321
2017-08-15

Water jacketed marine exhaust components having multiple stream spray ring configurations

#167
14687582
2017-01-03

Apparatuses for cooling exhaust components of marine engines

#168
14676305
2016-01-26

Wakesurfing boat

#169
14669151
2016-12-20

Personal watercraft exhaust system

#170
14182509
2016-05-10

Water jacketed marine exhaust components having multiple stream spray ring configurations

#171
14053622
2015-03-24

Marine propulsion device

#172
13692931
2014-12-02

Exhaust apparatus for decreasing reversion of cooling liquid in a marine propulsion system

#173
13590538
2015-03-31

Marine water drop muffler