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Tenneco patent opposition analysis

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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 NumberTitleApplicantOpposition Date
EP3267005Exhaust Aftertreatment DeviceDONALDSONSep 8, 2021
EP3092381Modular Mixer For Exhaust AssemblyFAURECIA EMISSIONS CONTROLFeb 3, 2020
EP3216992MixerEBERSPCHER EXHAUST TECHNOLOGYJul 30, 2019
EP3198122Exhaust Gas Reduction Unit For Internal Combustion EngineOFFICINE METALLURGICHE G CORNAGLIAApr 24, 2019
EP2921219Exhaust Gas Purification DeviceFUTABA INDUSTRIALApr 16, 2019
EP3068989Exhaust Gas Post Treatment SystemROBERT BOSCHMay 8, 2018
EP2585693Dosing And Mixing Arrangement For Use In Exhaust AftertreatmentDONALDSONMar 12, 2018
EP2853705Exhaust Gas Treatment DeviceEBERSPCHER EXHAUST TECHNOLOGYFeb 5, 2018
EP2896804Assembly Unit Of An Exhaust System Composed Of Components Made Of Different Materials With Improved DurabilityEBERSPCHER EXHAUST TECHNOLOGYFeb 5, 2018
EP2568140Exhaust 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.

Patent NumberGrant DateTitleTotal Oppositions
EP2825756Dec 21, 2022Engine Piston1
EP3265656Feb 19, 2020Mix Box1
EP2771594May 29, 2019Piston Assembly Including A Polymer Coating With Hard Particles Applied To Sliding Surfaces1

Top competitors of Tenneco