Patent No. EP3730045 (titled "Method For Inserting Analyte Sensor") was filed by Abbott on Feb 2, 2010. The application was issued on Mar 23, 2022.

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 DEUTSCHLAND | Jun 23, 2023 | HOFFMANN EITLE |
| GULDE & PARTNER PATENT UND RECHTSANWALTSKANZLEI MBB | Dec 22, 2022 | - |
| DEXCOM | Dec 22, 2022 | HOFFMANN EITLE |
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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