Patent No. EP3574651 (titled "Method And System For Transmitting Alternative Image Content Of A Physical Display To Different Viewers") was filed by Appario Solutions AGS on Jan 29, 2018. The application was issued on Jul 3, 2024.

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.
| Company | Opposition Date | Representative |
|---|---|---|
| FRAUNHOFER GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG EV | Jun 1, 2022 | FRIESE GOEDEN PATENTANWALTE PARTGMBB |
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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