Patent No. EP4141462 (titled "Battery Diagnostic Device And Battery Diagnostic Method") was filed by LG Energy Solution on Nov 12, 2021. The application was issued on Mar 1, 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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