In the competitive field of Gas Purification, companies are constantly innovating to stay ahead. Discover the latest patent opposition trends, top opposing and opposed companies, and the most recent patents getting opposed. Stay informed on the latest developments in Gas Purification technology and learn how to protect your intellectual property.

Patent challenges are becoming increasingly common in the Gas Purification industry as companies work to protect their innovations in a highly competitive market. These legal battles can significantly impact the development and release of new technologies. Below is a list of the latest patents that have been opposed in the Gas Purification industry, offering a snapshot of the ongoing struggles over intellectual property rights. For anyone involved in this industry, understanding these patent disputes is essential for navigating its future.

Patent NumberTitleApplicantOpposition DateOpposition Name

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EP3501648Catalytically Active Particle FilterUMICORE AG & CO. KGJul 3, 2024JOHNSON MATTHEY PUBLIC LIMITED COMPANY
EP3904169Air Supply SystemNABTESCO AUTOMOTIVE CORPORATIONJun 20, 2024KNORR-BREMSE SYSTEME FUR NUTZFAHRZEUGE GMBH
EP4043088Method For Coating A Wall Flow FilterUMICORE AG & CO. KGJun 14, 2024JOHNSON MATTHEY PUBLIC LIMITED COMPANY
EP3944890Method And System For Pretreatment Of Gaseous Effluent For Capturing Post-Combustion Co2IFP ENERGIES NOUVELLESJun 5, 2024MITSUBISHI HEAVY INDUSTRIES, LTD.
EP3597293Transition Metal-Carrying Zeolite And Production Method Therefor, And Nitrogen Oxide Purification Catalyst And Method For Using SameMITSUBISHI CHEMICAL CORPORATIONApr 25, 2024JOHNSON MATTHEY PUBLIC LIMITED COMPANY
EP3511310Device And Method For Increasing The Content Of Methane In A Current Of Biogas By Means Of A Low-Pressure Airlift SystemINERGYCLEAN TECHNOLOGY, S.L.Dec 20, 2023FCC AQUALIA, S.A.
EP3938079Method And Arrangement For Processing A Gas MixtureLINDE GMBHNov 22, 2023L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE
EP2969205Zoned Catalyst For Diesel ApplicationsBASF CORPORATIONOct 18, 2023UMICORE AG & CO. KG
EP2969205Zoned Catalyst For Diesel ApplicationsBASF CORPORATIONOct 16, 2023JOHNSON MATTHEY PUBLIC LIMITED COMPANY
EP3151948Reducing The Emission Of Nitrogen Oxide When Starting Up Systems For Producing Nitric AcidTHYSSENKRUPP AGSep 21, 2023CASALE SA

To stay ahead in the competitive Gas Purification industry, companies are constantly innovating. Here are the top patents facing oppositions in the Gas Purification industry. Stay informed on the latest opposition trends and learn how to protect your intellectual property.

Patent NumberGrant DateTitleApplicantTotal Oppositions
EP3356292Oct 30, 2019Method For Purification Of A Co2 StreamCASALE SA4
EP2588217Feb 22, 2017Process For Separation Of GasesEVONIK FIBRES GMBH3
EP2788104Dec 13, 2017Method For Treating Impurities Contained In Exhaust Gases Of Ships, Ship With Exhaust Gas Scrubber, And Purification UnitLANGH PATENTS OY AB3
EP2506953Jan 10, 2018Filter Element For An Extractor Hood And Extractor HoodBSH HAUSGERÄTE GMBH2
EP2459310Dec 15, 2021Silica-Stabilized Ultrafine Anatase Titania, Vanadia Catalysts, And Methods Of Production ThereofMILLENNIUM INORGANIC CHEMICALS, INC.2
EP2579983Aug 9, 2023Nox Storage Catalyst With Reduced Rh LoadingBASF SE2
EP2263780Dec 6, 2017Exhaust Gas Purification Assembly With Nozzle VariationENVIROSERV GMBH2
EP1735236Feb 14, 2018Hydrogen Storage And Supply MethodPRAXAIR TECHNOLOGY, INC.2
EP2368849Oct 18, 2017Chabazite-Type Zeolite And Process For Production Of SameTOSOH CORPORATION2
EP2352912Jul 4, 2018Integrated Scr And Amox Catalyst SystemsBASF CORPORATION2