Signal Processing Device, System And Method For Processing Audio Signals

Patent No. EP3915277 (titled "Signal Processing Device, System And Method For Processing Audio Signals") was filed by Sonova on Jan 24, 2020. The application was issued on Oct 8, 2025.

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentative
WS AUDIOLOGYJul 8, 2026FDST PATENTANWALTE
GN HEARINGJul 7, 2026ZACCO DENMARK

Dossier Documents

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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EP3915277

SONOVA
Application Number
EP20701998A
Filing Date
Jan 24, 2020
Status
Granted And Under Opposition
Sep 5, 2025
Publication Date
Oct 8, 2025