Brake Disc With Nickel-Free Steel Layer And Manufacturing Method

Patent No. EP4267863 (titled "Brake Disc With Nickel-Free Steel Layer And Manufacturing Method") was filed by Brembo on Dec 23, 2021. The application was issued on Aug 20, 2025.

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
BREYDENMay 18, 2026PATENTANWALTE OLBRICHT BUCHHOLD KEULERTZ
VOLKSWAGENApr 29, 2026HOFSTETTER

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.

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EP4267863

BREMBO
Application Number
EP21844408A
Filing Date
Dec 23, 2021
Status
Granted And Under Opposition
Jul 18, 2025
Publication Date
Aug 20, 2025