A Gas Turbine Engine

Patent No. EP4407146 (titled "A Gas Turbine Engine") was filed by Rolls Royce on Jan 2, 2024. The application was issued on Apr 30, 2025.

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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
SAFRAN AIRCRAFT ENGINESJan 30, 2026REGIMBEAU

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

EP4407146

ROLLS ROYCE
Application Number
EP24150021A
Filing Date
Jan 2, 2024
Status
Granted And Under Opposition
Mar 28, 2025
Publication Date
Apr 30, 2025