Patent No. EP4272992 (titled "Hybrid Charging Device For Electric Vehicle, Charging System Comprising Same, And Charging Method Using Same") was filed by LG Energy Solution on Aug 26, 2022. The application was issued on Nov 8, 2023.

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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