IP Verse

Purem Gmbh opposition analysis

COMPANY ANALYSIS

Patent Number:

Title:

Exhaust Gas Treatment Device For An Internal Combustion Engine

Applicant:

Opposition Date:

Sep 23, 2022

Patent Number:

Title:

Exhaust-Gas Aftertreatment Device With Catalytic Converter And Mixing Device

Applicant:

Opposition Date:

Aug 2, 2021

Patent:

Grant Date:

Oct 31, 2018

Title:

Mixer

Oppositions:

Patent:

Grant Date:

May 3, 2017

Title:

Exhaust Gas Treatment Device

Oppositions:

Patent Number	Title	Applicant	Opposition Date
EP3739178	Exhaust Gas Treatment Device For An Internal Combustion Engine	MARELLI EUROPE S.P.A.	Sep 23, 2022
EP3443209	Exhaust-Gas Aftertreatment Device With Catalytic Converter And Mixing Device	ROTH TECHNIK AUSTRIA GESELLSCHAFT MIT BESCHRÄNKTER HAFTUNG	Aug 2, 2021

Patent Number	Grant Date	Title	Total Oppositions
EP3216992	Oct 31, 2018	Mixer	2
EP2853705	May 3, 2017	Exhaust Gas Treatment Device	1

TENNECO GMBH

FAURECIA SYSTEMES D'ECHAPPEMENT

MARELLI EUROPE S.P.A.

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