Patent No. EP2988750 (titled "Use Of Landiolol Hydrochloride In The Long-Term Treatment Of Tachyarrhythmias") was filed by AOP Orphan Pharmaceuticals on Apr 25, 2014. The application was issued on Sep 17, 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 |
|---|---|---|
| BECKER | Oct 18, 2022 | BECKER KURIG & 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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