Latest oppositions filed by Chemetall Gmbh

This table presents recent patent oppositions filed by Chemetall Gmbh against its competitors. It outlines key details of each case, including the patent title, filing date and the applicant. This information provides insights into the competitive landscape and highlights active disputes over patent grant within the industry.

Patent NumberTitleApplicantOpposition Date
EP4065749Resource-Saving Method For Activating A Metal Surface Prior To A Phosphatization ProcessHENKEL AG & CO. KGAAOct 1, 2024
EP3368587Non-Chromate Corrosion Inhibiting Polythioether SealantsPRC-DESOTO INTERNATIONAL, INC.May 7, 2024
EP3649223Cleaning Solution Comprising A Mix Of Polyoxyalkylene Nonionic Surfactants For Cleaning Metal SurfacesATOTECH DEUTSCHLAND GMBHMay 31, 2022
EP2971234Method For Preparing And Treating A Steel SubstratePPG INDUSTRIES OHIO, INC.Sep 1, 2021
EP3288999Composition Including A Polythiol And A Polyepoxide And Methods Relating To The Composition3M INNOVATIVE PROPERTIES COMPANYMay 5, 2021
EP3374443A Non-Aqueous Stripping Composition And A Method Of Stripping An Organic Coating From A SubstrateATOTECH DEUTSCHLAND GMBHOct 7, 2020
EP2888385Coated Steel Strip Or Sheet Having Advantageous PropertiesTATA STEEL IJMUIDEN BVJan 10, 2019

The following table provides an overview of the latest patents of Chemetall Gmbh that has been opposed by its competitors. It provides an insight into the competitive landscape of the industry and highlights the patents that are subject to oppositions.

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