Patent No. EP4401232 (titled "Organic/Inorganic Composite Separator Having Porous Active Coating Layer And Electrochemical Device Containing The Same") was filed by LG Energy Solution on Feb 5, 2008. The application was issued on Aug 27, 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.
Date
Description
Get instant alerts for new documents