Patent No. EP3811844 (titled "Liquid Supply Device For Endoscope, Liquid Supply Tube, And Liquid Supply Device Body") was filed by Fujifilm on Sep 29, 2020. 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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