ClassID:

141053

F02M37/0017 - CPC Classification

Classification description:

Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines; Constructional details; Manufacturing or assembly of elements of fuel systems; Materials therefor related to fuel pipes or their connections, e.g. joints or sealings

Recent Application in this class:
#1
20260153069
2026-06-04

METHOD AND ASSEMBLIES FOR REPAIR OF PLASTIC FUEL LOCK RING AND FUEL SUPPLY LINE

#2
20260132762
2026-05-14

Fuel pump assembly

#3
20260078721
2026-03-19

DEVICE FOR DIRECT INJECTION OF A GASEOUS FUEL

#4
20260009366
2026-01-08

METHOD AND ASSEMBLIES FOR REPAIR OF PLASTIC FUEL LOCK RING AND FUEL SUPPLY LINE

#5
20250256822
2025-08-14

OUTBOARD MOTOR AND MARINE VESSEL

#6
20250146460
2025-05-08

Fuel Transfer Bypass Tube and System

#7
20250116246
2025-04-10

ENGINE

#8
20250012240
2025-01-09

DEVICE FOR DIRECT INJECTION OF A GASEOUS FUEL

#9
20240301955
2024-09-12

SOLENOID VALVE FOR ENGINE CONTROL

#10
20240301849
2024-09-12

Containerized alternative fuel control unit

#11
20240218847
2024-07-04

Unit attachment structure

#12
20240035365
2024-02-01

BI-FUEL RECIPROCATING ENGINE TO POWER DIRECT DRIVE TURBINE FRACTURING PUMPS ONBOARD AUXILIARY SYSTEMS AND RELATED METHODS

#13
20240010836
2024-01-11

POLYAMIDE PARTS WITH LOW FUEL PERMEATION

#14
20230167791
2023-06-01

Fuel-feeding device

#15
20230151724
2023-05-18

Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods

#16
20230143650
2023-05-11

Fuel system cover for an internal combustion engine

#17
20230140650
2023-05-04

STEEL PIPE FOR PRESSURE PIPING

#18
20230020034
2023-01-19

Fuel management system capable of freely performing transfer of fuel among a plurality of fuel tanks

#19
20230001333
2023-01-05

Filter system comprising a pump and filter head module for a filter system

#20
20220373119
2022-11-24

Coupling for vacuum-insulated piping

#21
20220340831
2022-10-27

Fuel treatment device

#22
20220275717
2022-09-01

Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods

#23
20220274482
2022-09-01

Fuel-supply assembly for internal combustion engine and method for assembling the same

#24
20220213854
2022-07-07

Fuel pump module

#25
20220205417
2022-06-30

Evaporated fuel treatment apparatus

#26
20220195857
2022-06-23

Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods

#27
20220163008
2022-05-26

Engine

#28
20220136470
2022-05-05

Fuel supply apparatus

#29
20220136469
2022-05-05

Steel pipe for fuel injection pipe, and fuel injection pipe using same

#30
20220003099
2022-01-06

Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods

#31
20210372256
2021-12-02

Bi-fuel reciprocating engine to power direct drive turbine fracturing pumps onboard auxiliary systems and related methods

#32
20210363936
2021-11-25

Control apparatus for fuel supply apparatus

#33
20210293363
2021-09-23

Connector

#34
20210270219
2021-09-02

PUMP FOR INTERNAL COMBUSTION ENGINE AND METHOD OF FORMING SAME

#35
20210246857
2021-08-12

Fuel protection apparatus and related systems for use with vehicles

#36
20210148313
2021-05-20

FUEL DELIVERY PIPE

#37
20210140397
2021-05-13

Fuel tube protector for vehicle

#38
20210123400
2021-04-29

Air recirculation prevention check valve for the fuel drain manifold

#39
20210102651
2021-04-08

Quick connector structure for automobiles

#40
20210102517
2021-04-08

ELECTRIC PUMP ASSISTED FUEL SYSTEM

#41
20210088009
2021-03-25

DEVICE HAVING AN ACTIVE COATING COMPRISING NANO CATALYST OF OXIDES OF TITANIUM, SILICON AND ALUMINUM FOR SAVING FUEL IN A COMBUSTION CHAMBER

#42
20210001716
2021-01-07

Flow regulation device, fuel managing system comprising such a device and automotive vehicle comprising such a system

#43
20200392926
2020-12-17

Delivery device for the fuel of an internal combustion engine

#44
20200362803
2020-11-19

METHOD AND ASSEMBLIES FOR REPAIR OF PLASTIC FUEL LOCK RING AND FUEL SUPPLY LINE

#45
20200355148
2020-11-12

Bottom mount fuel pump assembly

#46
20200300201
2020-09-24

Electromagnetic Heat Induction Fuel Line Manifold

#47
20200271250
2020-08-27

Fuel system including reinforced fuel connector with retaining rings

#48
20200263643
2020-08-20

FUEL LINE, CONNECTION PIECE AND FUEL SUPPLY SYSTEM

#49
20200256294
2020-08-13

Connector

#50
20200248661
2020-08-06

Connector

#51
20200224618
2020-07-16

Fuel filter assembly

#52
20200158061
2020-05-21

PLASTIC TANK WITH A CONNECTION DEVICE

#53
20200141373
2020-05-07

Fueling device

#54
20200088409
2020-03-19

FLANGE BENDING SUPPORT

#55
20200070648
2020-03-05

Fuel ejector assembly for a vehicle

#56
20200039457
2020-02-06

Electrostatic discharge assembly for a vehicle

#57
20190337378
2019-11-07

Systems for a fuel line attachment assembly

#58
20190331073
2019-10-31

Fuel supply device

#59
20190285032
2019-09-19

PUMP FOR INTERNAL COMBUSTION ENGINE AND METHOD OF FORMING THE SAME

#60
20190249632
2019-08-15

Fuel pipe

#61
20190242340
2019-08-08

Fuel pump having a motor housing and pump housing against one another

#62
20190242339
2019-08-08

Outboard motor

#63
20190203856
2019-07-04

TUBULAR, EQUIPMENT AND METHOD OF FORMING THE SAME

#64
20190178210
2019-06-13

WORK APPARATUS WITH A GAS-OPERATED COMBUSTION ENGINE

#65
20190153983
2019-05-23

Vehicle fuel pump module including improved jet pump assembly

#66
20190136807
2019-05-09

Tank tube bracket for a tank with a diverted discharge opening

#67
20190120490
2019-04-25

Flange bending support

#68
20190120191
2019-04-25

Fuel level estimation device and abnormality diagnostic apparatus for closed fuel vapor system

#69
20190078541
2019-03-14

Fuel supply device

#70
20190048836
2019-02-14

FUEL SUPPLY DEVICE

#71
20190010904
2019-01-10

Fuel line protective structure

#72
20180363605
2018-12-20

CONNECTOR FOR FLUID TRANSFER CIRCUITS AND METHOD FOR MANUFACTURING THE SAME

#73
20180347527
2018-12-06

GASOLINE DIRECT-INJECTION RAIL

#74
20180328525
2018-11-15

Quick connect coupling with verifier

#75
20180313309
2018-11-01

Link structure

#76
20180283336
2018-10-04

High-pressure fuel pump and fuel supply device for an internal combustion engine, in particular of a motor vehicle

#77
20180245556
2018-08-30

Fuel feeding pipe protection structure

#78
20180230951
2018-08-16

TOOL FOR QUICK CONNECT FUEL CONNECTOR

#79
20180216587
2018-08-02

FUEL PIPE STRUCTURE

#80
20180171858
2018-06-21

Corrosion resistant metal substrate

#81
20180163678
2018-06-14

Fuel supply device

#82
20180119859
2018-05-03

Quick connector

#83
20180080586
2018-03-22

MULTILAYER HOLLOW BODY HAVING HIGH LEACHING RESISTANCE

#84
20180079190
2018-03-22

Multilayer tube for fuel transportation, fuel pump module provided with same, use of same, and use of fuel pump module

#85
20180056777
2018-03-01

AUTOMOTIVE PIPE

#86
20180043770
2018-02-15

Fuel tank for saddled vehicle

#87
20180017027
2018-01-18

Fuel piping for vehicle, and clamp therefor

#88
20180010560
2018-01-11

Connector for mounting sensor in pressurized fluid system

#89
20170284418
2017-10-05

Fuel pump assembly with removable supports

#90
20170276105
2017-09-28

In tank fuel pump mounting arrangement

#91
20170261133
2017-09-14

Multilayer tube

#92
20170260946
2017-09-14

FUEL RAIL FOR GASOLINE DIRECT-INJECTION ENGINE

#93
20170260942
2017-09-14

FUEL RETURN DEVICE

#94
20170211531
2017-07-27

Connection ring for removable attachment of a fuel supply unit on a motor vehicle tank opening

#95
20170203806
2017-07-20

FUEL SUPPLY METHOD OF MOTORCYCLE ENGINE

#96
20170198624
2017-07-13

Method for producing a corrosion resistant steel and corrosion resistant steel provided thereby

#97
20170190084
2017-07-06

Fuel line connector and method of making

#98
20170167454
2017-06-15

Systems for fuel pump adapters and methods of using the same

#99
20170166044
2017-06-15

Work vehicle

#100
20170152823
2017-06-01

Fuel system with a fuel pump control module and a heat sink

#101
20170146158
2017-05-25

Low-permeation flexible fuel hose

#102
20170067581
2017-03-09

Fuel hose

#103
20170058848
2017-03-02

Fuel supply device and return fuel utilization buffer jar

#104
20170050513
2017-02-23

Resinous filler port

#105
20170030310
2017-02-02

Fuel tank structure

#106
20170002781
2017-01-05

APPARATUS FOR REMOVING O-RINGS FROM FUEL INJECTORS

#107
20160375760
2016-12-29

APPARATUS FOR RECEIVING, STORING, CARRYING AND DISCHARGING A LIQUID AS WELL AS AN OVERALL SYSTEM AND VEHICLE

#108
20160369755
2016-12-22

Fuel shutoff structure

#109
20160363103
2016-12-15

FUEL SUPPLY SYSTEM

#110
20160356214
2016-12-08

Outboard motor

#111
20160348622
2016-12-01

Piping connection structure

#112
20160305381
2016-10-20

Fluid delivery system

#113
20160281932
2016-09-29

Method and arrangement for waste cold recovery in a gas-fueled sea-going vessel

#114
20160273499
2016-09-22

Multilayered motor vehicle pipeline

#115
20160237963
2016-08-18

CONNECTOR AND MANUFACTURING PROCESS FOR THE SAME

#116
20160230261
2016-08-11

Inexpensive automotive member and feed oil pipe, exhibiting excellent salt corrosion resistance

#117
20160146168
2016-05-26

Fuel tank assembly having crossover tube

#118
20160109042
2016-04-21

Method for attaching filler pipe and filler pipe attachment structure

#119
20160097357
2016-04-07

Soundproof cover for fuel pipe

#120
20160025248
2016-01-28

Universal tube fitting adaptable for different sized tubes

#121
20150369185
2015-12-24

Fuel high-pressure pipe

#122
20150361925
2015-12-17

Dual fuel common rail engine with co-axial quill assembly

#123
20150330537
2015-11-19

Fluororubber composition

#124
20150316190
2015-11-05

Manifold assembly for dual-walled pipe

#125
20150274008
2015-10-01

Fuel feeding device for vehicles

#126
20150246702
2015-09-03

Fuel supply piping arrangement structure for motorcycle

#127
20150219048
2015-08-06

Assembly device for double-skinned aircraft fuel pipes

#128
20150167605
2015-06-18

FUEL LINE ASSEMBLY AND METHOD FOR OPERATING A FUEL LINE ASSEMBLY

#129
20150129076
2015-05-14

FUEL SUPPLY ROUTING ASSEMBLY FOR ENGINE TO DETECT FUEL LEAKAGE

#130
20150101696
2015-04-16

Fuel pipe protective structure

#131
20150059870
2015-03-05

Fuel tank system

#132
20150059715
2015-03-05

Exhaust gas recirculation cooler mount

#133
20150053495
2015-02-26

Saddle-ride-type vehicle

#134
20150021907
2015-01-22

Fuel line joint

#135
20150000639
2015-01-01

MULTIPLE-LAYER FUEL LINE

#136
20140319820
2014-10-30

Piping connection structure

#137
20140318502
2014-10-30

Portable engine

#138
20140312613
2014-10-23

Fuel pump locking assembly

#139
20140311454
2014-10-23

Enhanced fuel injection based on choke flow rate

#140
20140283789
2014-09-25

Fuel rail with pressure pulsation damper

#141
20140216412
2014-08-07

Unheated Fuel-Line Assembly and Method of Detecting Leakage at and/or in a Fuel Line

#142
20140203110
2014-07-24

Fuel injection system having a fuel-carrying component, a fuel injector and a connecting element

#143
20140199480
2014-07-17

Method of manufacturing fuel system part and fuel system part

#144
20140166136
2014-06-19

Fuel supply apparatus

#145
20140144409
2014-05-29

Fuel line

#146
20140041635
2014-02-13

FUEL RAIL CONNECTOR

#147
20140001749
2014-01-02

Connection assembly comprising a motor vehicle fluid line and a connection fitting

#148
20140001748
2014-01-02

Fuel line connector and method of making

#149
20140000562
2014-01-02

Fuel injection system

#150
20130334810
2013-12-19

Convolute Tube With Integrated Preformed Angle Fitting

#151
20130327296
2013-12-12

Dual fuel common rail engine with co-axial quill assembly

#152
20130277083
2013-10-24

Conductive mesh for composite tube for fluid delivery system

#153
20130247872
2013-09-26

Fuel supply structure of saddle-ride type vehicle

#154
20130239928
2013-09-19

Fuel supply structure for vehicle

#155
20130187378
2013-07-25

Connector for fuel tank

#156
20130175795
2013-07-11

Cap for a quick connect fitting assembly and method of assembly using same

#157
20130134171
2013-05-30

Seal structure for fuel tank and method for forming same

#158
20130127159
2013-05-23

Fuel tank pipe structure

#159
20130068192
2013-03-21

FUEL EXHAUST PREVENTION STRUCTURE OF ENGINE

#160
20130047962
2013-02-28

Fuel quill passageway assembly for engine

#161
20130014730
2013-01-17

VAPORIZED FUEL TREATMENT APPARATUS FOR VEHICLE

#162
20120298079
2012-11-29

Hybrid Engine and Feed Device

#163
20120192986
2012-08-02

Corrugated pipe of a fuel line

#164
20120153612
2012-06-21

QUICK-RELEASE COUPLING FOR FLUID LINES

#165
20120132178
2012-05-31

Fuel supply system for an internal combustion engine

#166
20120118746
2012-05-17

METHOD OF MANUFACTURING FUEL SYSTEM PART AND FUEL SYSTEM PART

#167
20120110852
2012-05-10

Fuel tank fuel system

#168
20120103461
2012-05-03

Hose coupling element

#169
20120103443
2012-05-03

Coupling element for hydraulic lines

#170
20120060948
2012-03-15

Fuel supply apparatus

#171
20120048000
2012-03-01

METHOD AND SYSTEM TO DETECT AND MEASURE PIPING FUEL LEAK

#172
20120018024
2012-01-26

Corrugated Pipe of a Fuel Line

#173
20120006914
2012-01-12

High pressure fuel pipe construction for an internal combustion engine

#174
20120001415
2012-01-05

QUICK COUPLING FOR FLUID PIPES

#175
20110315099
2011-12-29

Fuel feed system for V-type engine

#176
20110308662
2011-12-22

Marine fuel tank ullage system

#177
20110303196
2011-12-15

Fuel supplying apparatus for internal combustion engine

#178
20110226375
2011-09-22

Low-permeation flexible fuel hose

#179
20110226358
2011-09-22

Fuel pump apparatus

#180
20110031052
2011-02-10

Piping structure for transporting a fuel

#181
20110030636
2011-02-10

Fuel line ionizer

#182
20110000571
2011-01-06

Automotive fuel hose

#183
20100300571
2010-12-02

Low-Permeation Flexible Fuel Hose

#184
20100252494
2010-10-07

FLUID SUPPLY DEVICE AND FUEL SUPPLY DEVICE

#185
20100247947
2010-09-30

Steel pipe for vehicle piping

#186
20100244440
2010-09-30

High pressure fuel pipe construction for an internal combustion engine

#187
20100227099
2010-09-09

FUEL LINE

#188
20100167086
2010-07-01

Manufacturing method for a steel pipe for fuel injection pipe

#189
20100154754
2010-06-24

Systems and methods for filtering fuel

#190
20100117354
2010-05-13

Quick connect port

#191
20100068954
2010-03-18

Fuel supply system for outboard motor and outboard motor

#192
20100031615
2010-02-11

Systems and methods for filtering fuel

#193
20090302600
2009-12-10

METAL COUPLING WITH LOCKED POSITION

#194
20090269532
2009-10-29

Multilayer structure comprising at least one stabilized layer

#195
20090266341
2009-10-29

Fuel delivery unit for a motor vehicle

#196
20090241912
2009-10-01

Fuel supply system

#197
20090230674
2009-09-17

Fuel Port Elbow Having a Truncated Conductive Insert Tube

#198
20090230128
2009-09-17

Fuel tank fuel system

#199
20090224531
2009-09-10

Coupling device for a motor vehicle fluid circuit

#200
20090200429
2009-08-13

Fuel pickup with wicking material

#201
20090179421
2009-07-16

Apparatus for coupling components of a fuel delivery system

#202
20090120413
2009-05-14

Fuel delivery module for high fuel pressure for engines

#203
20090116899
2009-05-07

Connector for fuel tank

#204
20090107872
2009-04-30

Mounting structures for piping members

#205
20090101117
2009-04-23

Fuel supply devices

#206
20090084350
2009-04-02

Fuel-supplying structure for a V-type multi-cylinder engine, and engine incorporating same

#207
20090072176
2009-03-19

Valve Device

#208
20090045619
2009-02-19

CIRCULATION CONNECTOR, CONNECTION STRUCTURE OF CIRCULATION CONNECTOR, AND FUEL CIRCULATION SYSTEM

#209
20090020162
2009-01-22

Auxiliary side hose connection for dual chamber fuel tank

#210
20080302325
2008-12-11

Control device for engine of power equipment apparatus

#211
20080276912
2008-11-13

Hand-held power tool

#212
20080252071
2008-10-16

Plug-in connector for medium conduits

#213
20080121217
2008-05-29

Vent-on-demand fuel sump and fuel system having such a fuel sump

#214
20080098996
2008-05-01

Device for enhancing combustion efficiency

#215
20080053414
2008-03-06

RC regulator

#216
20080042437
2008-02-21

Electrostatic dissipation solution for angled fuel port of a fuel supply unit

#217
20080042436
2008-02-21

Interface hose seal for low permeation flange of a fuel supply unit

#218
20080042435
2008-02-21

Interface hose seal for low permeation fuel supply unit flange

#219
20080012240
2008-01-17

Interface O-ring seal for low permeation flange of a fuel supply unit

#220
20080011277
2008-01-17

Interface weld seal for low permeation flange of a fuel supply unit

#221
20070246027
2007-10-25

Fuel filter for automobile

#222
20070222129
2007-09-27

Apparatus for isolating vibration

#223
20070221674
2007-09-27

Elastic sealing member for fuel tank

#224
20070163548
2007-07-19

Cooling device for a fuel-recirculation circuit

#225
20070163546
2007-07-19

Vibration-reducing structure for fuel pipe

#226
20070148389
2007-06-28

Multilayer tube

#227
20070084447
2007-04-19

DME fuel supply device for diesel engine

#228
20070079799
2007-04-12

Efficient dispersion device

#229
20070040377
2007-02-22

Detachable plug coupling provided with an additional locking element

#230
20070034194
2007-02-15

Cooling device for a fuel-recirculation circuit from the injection system to the tank of a motor vehicle

#231
20060292913
2006-12-28

Integrated direct fuel pump connector

#232
20060236979
2006-10-26

Line system for fluids having volatile components

#233
20060208743
2006-09-21

Connector device and checker

#234
20060201486
2006-09-14

Structure of fuel supply pipe in throttle body comprising two fuel injection valves

#235
20060174961
2006-08-10

Resin tube for fuel piping

#236
20060131884
2006-06-22

Piping structure for transporting a fuel

#237
20060130926
2006-06-22

Fuel flange assembly for a vehicle fuel system

#238
20060113696
2006-06-01

Low cost vehicle fuel system components manufactured from conductive loaded resin-based materials

#239
20060099839
2006-05-11

Connector mounting structure

#240
20060065249
2006-03-30

Fuel pump cutoff shuttle valve

#241
20060016741
2006-01-26

Fuel tank system

#242
20050263141
2005-12-01

Vehicle fuel supply construction

#243
20050241605
2005-11-03

Fluid flow surface with indentations

#244
20050230968
2005-10-20

Quick connector

#245
20050145223
2005-07-07

DME fuel supply device for diesel engine

#246
20050136741
2005-06-23

Pipe joint

#247
20050109957
2005-05-26

Activating/processing apparatus for liquid fuel

#248
20050045233
2005-03-03

Fuel routing apparatus for a vehicular fuel tank, and fuel tank incorporating same

#249
20050037170
2005-02-17

Polyamide- and EVOH-based multilayer tube for fluid transfer

#250
18746160
2024-12-24

Fuel supply device for gas fuel

#251
17953963
2023-08-01

Method and system for internal combustion engine fluid flow

#252
17900545
2023-12-26

Apparatus preventing fuel starvation on inclined surfaces

#253
17745970
2023-07-25

Fuel system and engine head assembly having double-walled fuel connector for cooling fuel return

#254
17571055
2023-04-18

Fuel pump systems

#255
17518200
2022-11-08

Undermount for EGR cooler

#256
16864331
2022-12-06

Fuel supply system

#257
15495224
2019-04-02

Outboard motor powerhead section and fuel delivery system

#258
15461321
2018-07-31

Protection of vehicle engine fuel components

#259
14956938
2018-07-10

Fuel lines having multiple layers and assemblies thereof