Patent No. EP4390227 (titled "Gas Turbine Engine Combustor With A Set Of Dilution Passages") was filed by General Electric on Feb 6, 2023. The application was issued on Sep 3, 2025.

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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