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Refractory patent opposition analysis

Latest oppositions filed by Refractory

Explore patent oppositions filed by Refractory against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Last updated on: Aug 28, 2025
Patent NumberTitleApplicantOpposition Date

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EP3936253
Plate Holding Device, Plate Removing Device, Plate Mounting Device, And Plate Attaching/Detaching DeviceKROSAKIHARIMAFeb 18, 2025
EP3987247
System, Device And Method For Measuring The Interior Refractory Lining Of A VesselPROCESS METRIXSep 26, 2024
EP4150279
Gas Injection DeviceSMS GROUPJun 19, 2024
EP3814728
A Detection System For Detecting The Level Of Metal In A Melting FurnaceDANIELI & C OFFICINE MECCANICHEMay 15, 2024
EP3898030
Robotized System For Changing A Sliding Gate Valve PlateVESUVIUS GROUPMay 8, 2024
EP3986642
Slide Closure For Vessel Containing Molten MetalVESUVIUS GROUPMay 8, 2024
EP3517634
Multi-Stage Porous PlugKOREA REFRACTORIESMay 10, 2023
EP3706936
Self-Locking Inner Nozzle SystemVESUVIUS GROUPJun 21, 2022
EP2767526
Refractory Protective Material For Clinker Furnaces, Which Prevents Thermochemical Attack Without The Formation Of Encrustation Or RingsREFRACTARIAJan 21, 2021
EP3374108
Casting Nozzle Comprising Flow DeflectorsVESUVIUS GROUPOct 8, 2020

Latest patents of Refractory opposed by its competitors

Explore Refractory'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: Aug 28, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP4268994
May 8, 2024Refractory Plate, Method For The Production Of The Refractory Plate, Use Of The Refractory Plate, Slide Gate Valve For Controlling A Flow Of Molten Metal And Vessel For Containing Molten Metal1
EP3019293
Jun 21, 2023Method And Device For Automatic Replacement Of A Discharge Shell On A Sliding Closure Of A Metallurgical Vessel1
EP3323794
Dec 29, 2021Fire-Proof Ceramic Product, Offset For Producing Such A Product And Method For Producing Such A Product1
EP3424618
Mar 10, 2021Sliding Closure For A Vessel Containing Molten Metal1
EP3466903
Aug 5, 2020Batch For Producing A Refractory Product, Method For The Manufacture Of A Refractory Product, A Refractory Product And The Use Of Synthetic Raw Material1
EP3613716
Jul 29, 2020Refractory Product, Batch For Producing The Product, Process For Producing The Product And Use Of The Product1
EP2789960
Dec 19, 2018Method, In Particular For Determining The Condition Of A Fire-Resistant Lining Of A Metallurgical Melting Vessel1
EP2726437
May 30, 2018Mix For Producing A Fire-Resistant Material, A Fire-Resistant Material, A Method For Producing A Fire-Resistant Material And Use Of A Material As A Sintering Aid1

Top competitors of Refractory

Top competitors of Refractory based on patent oppositions.