Refractory 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 Metal

Patent No. EP4268994 (titled "Refractory 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 Metal") was filed by Refractory on Apr 27, 2022. The application was issued on May 8, 2024.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
VESUVIUS GROUPFeb 5, 2025GRIDELET
VESUVIUS GROUPFeb 5, 2025MARLIERE

Dossier Documents

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents

EP4268994

REFRACTORY
Application Number
EP22170298A
Filing Date
Apr 27, 2022
Status
Granted And Under Opposition
Apr 5, 2024
Publication Date
May 8, 2024