Patent No. EP2502641 (titled "A Method And System For Using Status Indicators In Wireless Communications With Medical Devices") was filed by Animas on Jun 30, 2009. The application was issued on Jun 18, 2014.

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 |
|---|---|---|
| ROCHE DIAGNOSTICS DEUTSCHLAND | Mar 17, 2015 | PETERREINS SCHLEY |
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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