Patent No. EP2476223 (titled "Methods And Articles Of Manufacture For Hosting A Safety Critical Application On An Uncontrolled Data Processing Device") was filed by Abbott on Sep 7, 2010. The application was issued on May 21, 2025.

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 |
|---|---|---|
| DEXCOM | Jan 14, 2022 | DENTONS UK AND MIDDLE EAST |
| DEXCOM | Oct 8, 2021 | DENTONS UK AND MIDDLE EAST |
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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