Patent No. EP3923575 (titled "Methods For Performing Encoding And Decoding, Encoding End And Decoding End") was filed by Hangzhou Hikvision Digital Technology on Mar 9, 2020. The application was issued on Sep 3, 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