ClassID:

138173

F01N2550/10 - CPC Classification

Classification description:

Monitoring or diagnosing the deterioration of exhaust systems; By-pass systems of catalytic converters

Recent Application in this class:
#1
20250198322
2025-06-19

DUAL LEG AFTERTREATMENT SYSTEM

#2
20250003362
2025-01-02

VEHICLE BYPASS CATALYST DIAGNOSTIC SYSTEM

#3
20240159180
2024-05-16

Dual leg aftertreatment system

#4
20240110499
2024-04-04

VALVE ARRANGEMENT FOR SPLIT-FLOW CLOSE-COUPLED CATALYST

#5
20230228206
2023-07-20

Method for controlling an exhaust flow in an exhaust aftertreatment system (EATS) of a vehicle

#6
20230212973
2023-07-06

Method and system for controlling SCR temperature

#7
20190195117
2019-06-27

Exhaust system

#8
20170356322
2017-12-14

Systems and methods for diagnosing selective catalytic reduction systems

#9
20170335738
2017-11-23

Dual catalytic converter exhaust-gas aftertreatment arrangement

#10
20170138238
2017-05-18

Exhaust gas aftertreatment bypass system and methods

#11
20160108787
2016-04-21

Bypass exhaust pathway to allow gases to bypass the start catalyst of a vehicle

#12
20150128571
2015-05-14

EXHAUST GAS AFTERTREATMENT BYPASS SYSTEM AND METHODS

#13
20150118133
2015-04-30

System and method for treating exhaust pipe

#14
20140366510
2014-12-18

Exhaust gas sampling device

#15
20100269488
2010-10-28

Particulate trap system and method

#16
20090094970
2009-04-16

Exhaust line for an internal-combustion engine having a shut-off valve with a diagnostic capability

#17
20080271439
2008-11-06

Exhaust Line for Heat Engine

#18
20070214775
2007-09-20

Diagnostic apparatus for an exhaust gas purification system of an internal combustion engine, an exhaust gas purification system and a diagnostic method thereof

#19
20060059899
2006-03-23

Apparatus and method for filtering particulate and NOx emissions

#20
18342327
2024-09-17

Vehicle bypass catalyst diagnostic system

#21
18342309
2024-06-18

Vehicle bypass catalyst diagnostic system