Patent No. EP4226431 (titled "Protection Layer For A Light Emitting Diode") was filed by Lumileds on Sep 14, 2021. The application was issued on Aug 16, 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.
Date
Description
Get instant alerts for new documents