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Johnson Matthey Public Limted patent opposition analysis

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Latest oppositions filed by Johnson Matthey Public Limted

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

Last updated on: Aug 21, 2025
Patent NumberTitleApplicantOpposition Date

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EP1941942
Oxidation Catalyst And Exhaust-Gas Purification System Using The SameCATALYST TECHNOLOGYMar 16, 2022
EP2882523
Diesel Oxidation Catalyst CompositesBASFFeb 27, 2021
EP2234938
Zeolite-Based Honeycomb BodyCORNING INCORPORATEDMay 7, 2020
EP2758168
Diesel Oxidation Catalyst With Layered Structure Containing Ceria Composition As Palladium Support Material For Enhanced Hc And Co Gas ConversionBASFApr 30, 2020
EP2483537
Four-Way Diesel Catalysts And Methods Of UseBASFMay 29, 2019

Top competitors of Johnson Matthey Public Limted

Top competitors of Johnson Matthey Public Limted based on patent oppositions.