ClassID:

138260

F01N2900/0421 - CPC Classification

Classification description:

Details of electrical control or of the monitoring of the exhaust gas treating apparatus; Methods of control or diagnosing using an increment counter when a predetermined event occurs

Recent Application in this class:
#1
20250347241
2025-11-13

REDUCING AGENT SUPPLY DEVICE, METHOD FOR CONTROLLING REDUCING AGENT SUPPLY DEVICE, AND CONTROL DEVICE

#2
20250154889
2025-05-15

PRESSURE CONTROL IN AN EXHAUST AFTERTREATMENT SYSTEM

#3
20250092811
2025-03-20

TREATMENT DEVICE, TREATMENT METHOD, AND EXHAUST GAS TREATMENT SYSTEM

#4
20250084780
2025-03-13

EXHAUST SPECIES TRACKING AND NOTIFICATION SYSTEM

#5
20240337225
2024-10-10

SYSTEMS AND METHODS FOR FORECASTING AFTERTREATMENT TEMPERATURES OVER A HORIZON

#6
20240271555
2024-08-15

AFTERTREATMENT DIAGNOSTIC SYSTEM

#7
20240191667
2024-06-13

SYSTEMS AND METHODS FOR FILTER REGENERATION WITH CYLINDER DEACTIVATION

#8
20240052796
2024-02-15

Systems and methods for forecasting aftertreatment temperatures over a horizon

#9
20230407804
2023-12-21

Systems and methods for particulate filter regeneration with cylinder deactivation

#10
20230296042
2023-09-21

Computer for diagnosing clogging of a probe for a vehicle

#11
20230235711
2023-07-27

Device and method in connection with a pre-heating process of an aftertreatment system

#12
20230193799
2023-06-22

Control method and control device for internal combustion engine

#13
20230141599
2023-05-11

Exhaust species tracking and notification system

#14
20220275741
2022-09-01

Systems and methods for implementing corrections to a reductant delivery system in an exhaust aftertreatment system of an internal combustion engine

#15
20220243629
2022-08-04

Method for operating a system with a plurality of metering valves

#16
20220090529
2022-03-24

Systems and methods for implementing corrections to a reductant delivery system in an exhaust aftertreatment system of an internal combustion engine

#17
20210293172
2021-09-23

Method and system for diagnosing an aftertreatment system

#18
20210183183
2021-06-17

Exhaust species tracking and notification system

#19
20200300148
2020-09-24

Method and system for leak detection at a particulate filter

#20
20190390582
2019-12-26

Method for determining the loading state of a particle filter of a motor vehicle

#21
20190323406
2019-10-24

Exhaust treatment device for diesel engine

#22
20190178134
2019-06-13

Systems and methods for reducing noise in reductant insertion assemblies

#23
20190003365
2019-01-03

Method for optimizing an active regeneration of a diesel particulate filter

#24
20180326972
2018-11-15

Method for the quality assurance of exhaust gas behavior in a motor vehicle

#25
20180315257
2018-11-01

Method for automatically adapting the conditions for establishing a diagnostic by an on-board diagnostic system

#26
20180179942
2018-06-28

Vehicle and control method for vehicle

#27
20170370266
2017-12-28

Exhaust treatment device for diesel engine

#28
20170328251
2017-11-16

Systems and methods for reducing noise in reductant insertion assemblies

#29
20170122178
2017-05-04

Exhaust gas cleaning apparatus for internal combustion engine

#30
20160369673
2016-12-22

Dual rate diesel particulate filter leak monitor

#31
20160131011
2016-05-12

Method for timing a regeneration process

#32
20160040577
2016-02-11

Urea water pipe clogging detection device for urea selective catalytic reduction

#33
20150184605
2015-07-02

Fuel injection control apparatus for engine

#34
20150000257
2015-01-01

Active regeneration control device for a diesel particulate filter

#35
20140336899
2014-11-13

Integrated fuel catalyst monitor

#36
20140305106
2014-10-16

Control apparatus of internal combustion engine

#37
20140305102
2014-10-16

Control device for an electrically heated catalyst, and electrode deterioration degree estimation device for an electrically heated catalyst

#38
20140298778
2014-10-09

Enhanced real-time ammonia slip detection

#39
20140294678
2014-10-02

Exhaust emission purification control device for engine

#40
20140245720
2014-09-04

Method for operating a dosing device and motor vehicle having a dosing device

#41
20130291520
2013-11-07

Method of estimating a variation of a quantity of soot accumulated in a diesel particulate filter

#42
20130061574
2013-03-14

SCR thawing control system

#43
20120285263
2012-11-15

Secondary air system diagnostic test

#44
20120285139
2012-11-15

Emissions control diagnostic method and system

#45
20120222399
2012-09-06

OXIDATION CATALYST BURN THRESHOLD ADJUSTMENT TO AVOID QUENCHING

#46
20120191320
2012-07-26

Method for monitoring the enabling of a system

#47
20120102944
2012-05-03

Method and system for limiting output of a boosted engine

#48
20120083965
2012-04-05

Particulate filter ash loading prediction method and vehicle with same

#49
20120006005
2012-01-12

Exhaust Gas Post Processing System and Control Method Thereof

#50
20110271663
2011-11-10

Exhaust purifying device for internal combustion engines

#51
20110239623
2011-10-06

Regeneration strategy for engine exhaust

#52
20110232364
2011-09-29

Method of diagnosing regeneration failure of exhaust emission control device

#53
20110113752
2011-05-19

Method for operating an exhaust gas treatment system having an SCR catalytic converter

#54
20100250090
2010-09-30

Injector tip cleaning systems and methods

#55
20100242443
2010-09-30

EXHAUST AFTERTREATMENT DEVICE

#56
20100236220
2010-09-23

Exhaust emission purifying apparatus for engine

#57
20090229252
2009-09-17

Method and device for monitoring a particle filter in the exhaust line of an internal combustion engine

#58
20090217649
2009-09-03

EXHAUST SYSTEM FOR A MOTOR VEHICLE AND PROCESS FOR REGENERATING A PARTICULATE FILTER IN AN AUTOMOTIVE EXHAUST SYSTEM

#59
20090217644
2009-09-03

Urea-SCR system and control method thereof

#60
20090210129
2009-08-20

Method and device for detecting the presence of an exhaust gas treatment system in an exhaust line of an internal combustion engine

#61
20090193793
2009-08-06

Exhaust emission purifying apparatus for engine

#62
20090159132
2009-06-25

Method for operating a metering valve and device for performing the method

#63
20090151332
2009-06-18

Exhaust gas purification system for internal combustion engine

#64
20090019835
2009-01-22

Fluid delivery system

#65
20080306631
2008-12-11

Adaptive reductant dosing and emission control strategies

#66
20080282681
2008-11-20

Exhaust emission purifying apparatus for engine

#67
20080202223
2008-08-28

Diagnosis apparatus for secondary air supply apparatus

#68
20080196389
2008-08-21

Soot filter regeneration software, methods and systems

#69
20080104947
2008-05-08

System for controlling triggering of adsorber regeneration

#70
20080104946
2008-05-08

Optimized desulfation trigger control for an adsorber

#71
20080089384
2008-04-17

Apparatus for discriminating liquid reducing agent

#72
20080034738
2008-02-14

Apparatus, system, and method for enhancing soot filter protection

#73
20080016853
2008-01-24

Adsorbed substance accumulation reduction for exhaust treatment equipment

#74
20070289287
2007-12-20

Abnormality diagnosing device for internal combustion engine and abnormality diagnosing method therefor

#75
20070266697
2007-11-22

Exhaust emission purifying apparatus for engine

#76
20070261390
2007-11-15

Deterioration diagnostic system of exhaust gas purifying catalyst

#77
20070261389
2007-11-15

System for assisting the regeneration of depollution means for a motor vehicle engine

#78
20070220863
2007-09-27

Deterioration detecting apparatus for catalyst

#79
20070204678
2007-09-06

Condition discriminating apparatus for liquid reducing agent

#80
20070163232
2007-07-19

Exhaust gas purifying apparatus for engine

#81
20070125075
2007-06-07

System and method for monitoring particulate filter performance

#82
20070089398
2007-04-26

Method and device for detecting deterioration of catalyst

#83
20070056271
2007-03-15

Apparatus, system, and method for determining the distribution of particulate matter on a particulate filter

#84
20070012029
2007-01-18

Exhaust gas purifying apparatus

#85
20060260295
2006-11-23

Method and device for diagnosing a reading

#86
20060218901
2006-10-05

Diagnosis apparatus for secondary air supply apparatus

#87
20060213188
2006-09-28

Regeneration controller for exhaust purification apparatus of internal combustion engine

#88
20060156919
2006-07-20

Filter service system and method

#89
20060144223
2006-07-06

Deposition system and method

#90
20060137326
2006-06-29

Control device for an internal combustion engine

#91
20060086082
2006-04-27

Method for the post-treatment of exhaust gases by subsequent injection of fuel in a diesel-type internal combustion engine provided with a pre-catalyst and a particulate filter

#92
20060032217
2006-02-16

Estimation of particulate matter deposit amount in diesel particulate filter

#93
20050235634
2005-10-27

Method of controlling a heating device of a particle filter

#94
20050154523
2005-07-14

Exhaust gas purification system of internal combustion engine

#95
17876863
2023-08-22

Systems and methods for determining an efficiency value associated with a catalyst member