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Chemetall patent opposition analysis

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Latest oppositions filed by Chemetall

Explore patent oppositions filed by Chemetall 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
EP3612663Method For Zinc Phosphating Metal Components In Series So As To Form LayersHENKELDec 4, 2024
EP3449035System For Nickel-Free Zinc Phosphate PretreatmentPPG INDUSTRIES OHIONov 27, 2024
EP4065749Resource-Saving Method For Activating A Metal Surface Prior To A Phosphatization ProcessHENKELOct 1, 2024
EP3368587Non-Chromate Corrosion Inhibiting Polythioether SealantsPRC DESOTOMay 7, 2024
EP3649223Cleaning Solution Comprising A Mix Of Polyoxyalkylene Nonionic Surfactants For Cleaning Metal SurfacesATOTECH DEUTSCHLANDMay 31, 2022
EP2971234Method For Preparing And Treating A Steel SubstratePPG INDUSTRIES OHIOSep 1, 2021
EP3288999Composition Including A Polythiol And A Polyepoxide And Methods Relating To The CompositionM INNOVATIVE PROPERTIESMay 5, 2021
EP3374443A Non-Aqueous Stripping Composition And A Method Of Stripping An Organic Coating From A SubstrateATOTECH DEUTSCHLANDOct 7, 2020
EP2888385Coated Steel Strip Or Sheet Having Advantageous PropertiesTATA STEEL IJMUIDENJan 10, 2019

Latest patents of Chemetall opposed by its competitors

Explore Chemetall'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
EP3256541Nov 16, 2022Method Of Applying A Sulphur-Containing Sealing Compound, Apparatus Therefor, Correspondingly Treated Aerospace Vehicle And Use Thereof1
EP1965946Jul 15, 2020Amorphous Caesium Aluminium Fluoride Complex, Its Production And Use1
EP2567765Dec 13, 2017Process For The Preparation Of Alloy Powders On The Basis Of Titanium, Zirconium And Hafnium, Alloyed With The Elements Ni, Cu, Ta, W, Re, Os And Ir1
EP1874878Jul 12, 2017Process For The Coating Of Metallic Components With An Aqueous Organic Composition1

Top competitors of Chemetall