IP Verse

Chemetall competitive analysis

Latest oppositions filed by Chemetall

Explore patent oppositions filed by Chemetall against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Oct 9, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3802915
Aqueous Dispersion For Activating A Metal Surface, And Method For The Phosphatisation ThereofHENKELAug 14, 2025
EP3612663
Method For Zinc Phosphating Metal Components In Series So As To Form LayersHENKELDec 4, 2024
EP3449035
System For Nickel-Free Zinc Phosphate PretreatmentPPG INDUSTRIES OHIONov 27, 2024
EP4065749
Resource-Saving Method For Activating A Metal Surface Prior To A Phosphatization ProcessHENKELOct 1, 2024
EP3368587
Non-Chromate Corrosion Inhibiting Polythioether SealantsPRC DESOTOMay 7, 2024
EP3649223
Cleaning Solution Comprising A Mix Of Polyoxyalkylene Nonionic Surfactants For Cleaning Metal SurfacesATOTECH DEUTSCHLANDMay 31, 2022
EP2971234
Method For Preparing And Treating A Steel SubstratePPG INDUSTRIES OHIOSep 1, 2021
EP3288999
Composition Including A Polythiol And A Polyepoxide And Methods Relating To The CompositionM INNOVATIVE PROPERTIESMay 5, 2021
EP3374443
A Non-Aqueous Stripping Composition And A Method Of Stripping An Organic Coating From A SubstrateATOTECH DEUTSCHLANDOct 7, 2020
EP2888385
Coated 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.

Last updated on: Oct 9, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3350357
May 1, 2024Pre-Treating Aluminum Surfaces With Zirconium- And Molybdenum-Containing Compositions1
EP3256541
Nov 16, 2022Method Of Applying A Sulphur-Containing Sealing Compound, Apparatus Therefor, Correspondingly Treated Aerospace Vehicle And Use Thereof1
EP1965946
Jul 15, 2020Amorphous Caesium Aluminium Fluoride Complex, Its Production And Use1
EP2567765
Dec 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
EP1874878
Jul 12, 2017Process For The Coating Of Metallic Components With An Aqueous Organic Composition1

Latest publications and patents of Chemetall New

Explore the latest publications and patents granted to Chemetall, showcasing their recent innovations and technological advancements.

Last updated on: Oct 3, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of Chemetall

EP3350357
May 1, 2024Pre-Treating Aluminum Surfaces With Zirconium- And Molybdenum-Containing CompositionsGranted And Under Opposition
EP3256541
Nov 16, 2022Method Of Applying A Sulphur-Containing Sealing Compound, Apparatus Therefor, Correspondingly Treated Aerospace Vehicle And Use ThereofGranted And Under Opposition
EP1965946
Jul 15, 2020Amorphous Caesium Aluminium Fluoride Complex, Its Production And UsePatent Maintained As Amended
EP2907897
Jan 3, 2018Surface Treatment Agent And Surface Treatment MethodNo Opposition Filed Within Time Limit
EP2614175
Jan 3, 2018Method For Coating Metallic Surfaces With A Polymer-Containing Coating Agent, The Coating Agent And Use ThereofNo Opposition Filed Within Time Limit
EP2567765
Dec 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 IrGranted And Under Opposition
EP1874878
Jul 12, 2017Process For The Coating Of Metallic Components With An Aqueous Organic CompositionRevoked

Latest PTAB cases involving Chemetall

Discover the latest PTAB cases involving Chemetall, highlighting their recent legal challenges and patent disputes.

Peer Comparison New

IP litigation analysis comparing Chemetall with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 9, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
CHEMETALL105 - -
ATOTECH DEUTSCHLAND76 - -
HENKEL5891881 -
PPG INDUSTRIES81 - - -