Patent No. EP4539428 (titled "Proxy Node Awareness Of Access Point Name (Apn) Or Data Network Name (Dnn)") was filed by T Mobile USA on Oct 8, 2024. The application was issued on Apr 16, 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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