Patent No. EP2839448 (titled "Device And Method For Detecting Scattered Light Signals") was filed by Amrona on Sep 6, 2013. The application was issued on Jul 22, 2015.

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 |
|---|---|---|
| HEKATRON VERTRIEBS | Apr 20, 2016 | - |
| MINIMAX | Apr 19, 2016 | EISENFUHR SPEISER |
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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