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Tenneco competitive analysis

Latest publications and patents of Tenneco New

Explore the latest publications and patents granted to Tenneco, showcasing their recent innovations and technological advancements.

Last updated on: Sep 6, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of Tenneco

EP2825756
Dec 21, 2022Engine PistonPatent Maintained As Amended
EP3265656
Feb 19, 2020Mix BoxRevoked
EP2771594
May 29, 2019Piston Assembly Including A Polymer Coating With Hard Particles Applied To Sliding SurfacesOpposition Rejected
EP1664584
Jan 3, 2018Improved Thermal Expansion Compensation Shock AbsorberNo Opposition Filed Within Time Limit

Latest oppositions filed by Tenneco

Explore patent oppositions filed by Tenneco against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Sep 11, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3267005
Exhaust Aftertreatment DeviceDONALDSONSep 8, 2021
EP3092381
Modular Mixer For Exhaust AssemblyFAURECIA EMISSIONS CONTROLFeb 3, 2020
EP3216992
MixerEBERSPCHER EXHAUST TECHNOLOGYJul 30, 2019
EP3198122
Exhaust Gas Reduction Unit For Internal Combustion EngineOFFICINE METALLURGICHE G CORNAGLIAApr 24, 2019
EP2921219
Exhaust Gas Purification DeviceFUTABA INDUSTRIALApr 16, 2019
EP3068989
Exhaust Gas Post Treatment SystemROBERT BOSCHMay 8, 2018
EP2585693
Dosing And Mixing Arrangement For Use In Exhaust AftertreatmentDONALDSONMar 12, 2018
EP2853705
Exhaust Gas Treatment DeviceEBERSPCHER EXHAUST TECHNOLOGYFeb 5, 2018
EP2896804
Assembly Unit Of An Exhaust System Composed Of Components Made Of Different Materials With Improved DurabilityEBERSPCHER EXHAUST TECHNOLOGYFeb 5, 2018
EP2568140
Exhaust Gas Aftertreatment DeviceCUMMINS EMISSION SOLUTIONSJan 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.

Last updated on: Sep 11, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP2825756
Dec 21, 2022Engine Piston1
EP3265656
Feb 19, 2020Mix Box1
EP2771594
May 29, 2019Piston Assembly Including A Polymer Coating With Hard Particles Applied To Sliding Surfaces1

Latest PTAB cases involving Tenneco New

Discover the latest PTAB cases involving Tenneco, highlighting their recent legal challenges and patent disputes.

Top competitors of Tenneco

Top competitors of Tenneco based on patent oppositions.