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Tenneco patent opposition analysis

Get Patent Opposition Report for Tenneco

Comprehensive Analysis, Strategic Insights & Expert Evaluation – Stay Ahead in Your Patent Challenge.

Latest oppositions filed by Tenneco

Explore patent oppositions filed by Tenneco against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Patent Number	Title	Applicant	Opposition Date
EP3267005	Exhaust Aftertreatment Device	DONALDSON	Sep 8, 2021
EP3092381	Modular Mixer For Exhaust Assembly	FAURECIA EMISSIONS CONTROL	Feb 3, 2020
EP3216992	Mixer	EBERSPCHER EXHAUST TECHNOLOGY	Jul 30, 2019
EP3198122	Exhaust Gas Reduction Unit For Internal Combustion Engine	OFFICINE METALLURGICHE G CORNAGLIA	Apr 24, 2019
EP2921219	Exhaust Gas Purification Device	FUTABA INDUSTRIAL	Apr 16, 2019
EP3068989	Exhaust Gas Post Treatment System	ROBERT BOSCH	May 8, 2018
EP2585693	Dosing And Mixing Arrangement For Use In Exhaust Aftertreatment	DONALDSON	Mar 12, 2018
EP2853705	Exhaust Gas Treatment Device	EBERSPCHER EXHAUST TECHNOLOGY	Feb 5, 2018
EP2896804	Assembly Unit Of An Exhaust System Composed Of Components Made Of Different Materials With Improved Durability	EBERSPCHER EXHAUST TECHNOLOGY	Feb 5, 2018
EP2568140	Exhaust Gas Aftertreatment Device	CUMMINS EMISSION SOLUTIONS	Jan 4, 2018

Latest patents of Tenneco opposed by its competitors

Explore Tenneco's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Patent Number	Grant Date	Title	Total Oppositions
EP2825756	Dec 21, 2022	Engine Piston	1
EP3265656	Feb 19, 2020	Mix Box	1
EP2771594	May 29, 2019	Piston Assembly Including A Polymer Coating With Hard Particles Applied To Sliding Surfaces	1

Top competitors of Tenneco

EBERSPCHER EXHAUST TECHNOLOGY

DONALDSON

MAHLE