Patent No. EP3463182 (titled "Medical Device For Narrowing Or Closing An Anatomical Channel") was filed by AMI Agency FOR Medical Innovations on May 29, 2017. The application was issued on Sep 14, 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 |
|---|---|---|
| SAMSON & PARTNER PATENTANWALTE MBB | Jun 13, 2023 | SAMSON & PARTNER PATENTANWALTE MBB |
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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