System And Method For Crosslinking A Continuous Mat Of Mineral And/Or Vegetable Fibers

Patent No. EP4540447 (titled "System And Method For Crosslinking A Continuous Mat Of Mineral And/Or Vegetable Fibers") was filed by Saint Gobain on Jun 20, 2023. The application was issued on Nov 26, 2025.

Patent Summary

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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
KNAUF INSULATIONAug 26, 2026ARC
URSA INSULATIONAug 14, 2026BALDER LAW

Dossier Documents

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  • Date

    Description

EP4540447

SAINT GOBAIN
Application Number
EP23734553A
Filing Date
Jun 20, 2023
Status
Granted And Under Opposition
Oct 24, 2025
Publication Date
Nov 26, 2025