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Explore patent oppositions filed by Ewald Dorken 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

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EP3347140Method For Applying A Corrosion-Resistant Coating To A Metal Part, Aqueous Coating Composition, Corrosion-Resistant Coating For Metal Parts And Coated Metal PartNOF METAL COATINGS EUROPEApr 30, 2025
EP4047060Aqueous Coating Material, Coating Obtained From The Coating Material, And Substrate Containing The CoatingDAWNov 14, 2024
EP3854473Tinting System For A Kit-Of-Parts Tinting System, Method For Producing A Tinted Paint Or Plaster System And Use Of The Tinting SystemDAWDec 1, 2023
EP3655258Wheel Bearing Arrangement Having A CoatingSCHAEFFLERFeb 17, 2023
EP3640304Primer For Paints And PlastersDAWOct 25, 2022
EP3333231Aqueous Composition For A Tinting System, Kit-Of-Parts Tinting System, Tinted Paint And Plaster Systems And Paints And Plasters Obtainable By Applying The Tinted Paint Or Plaster SystemsDAWMay 19, 2021
EP3088567Multilayer CoatingLIEBHERR AEROSPACE LINDENBERGNov 20, 2019
EP3178884Aqueous [3- (2,3-Dihydroxyprop-1-Oxy) Propyl] Silanololigomer Containing Composition, Method For Their Preparation And Their UseEVONIK DEGUSSANov 7, 2018
EP2890821Method And Production Facility For Producing A Hot-Formed Or Press-Hardened Shaped Sheet Metal Part With A Metallic Corrosion Protection Coating, Shaped Sheet Metal Part Produced Therewith And Motor Vehicle Body With Such Shaped Sheet Metal PartBAYERISCHE MOTOREN WERKEOct 10, 2018
EP2986755Suspension For Improving The Corrosion Inhibition Of Steel, Method For Protecting Steel From Corrosion And Uses Of The SuspensionCOVENTYASep 27, 2018