Patent No. EP4576455 (titled "A Monolithic Integrated Circuit Laser Multiplexer") was filed by II VI Delaware on Oct 8, 2024. The application was issued on Jun 25, 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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