Patent No. EP3919370 (titled "Aircraft Stringers Having Cfrp Material Reinforced Flanges") was filed by The Boeing on Jun 3, 2019. The application was issued on Aug 13, 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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