Patent No. EP3529360 (titled "Methods For Preventing Cardiovascular Events Through Proprotein Convertase Subtilisin Kexin 9 (Pcsk9) Protein Reduction") was filed by Novartis on Oct 18, 2017. The application was issued on Apr 17, 2024.

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 |
|---|---|---|
| GRAF VON STOSCH PATENTANWALTSGESELLSCHAFT | Jan 17, 2025 | LEPTHIEN |
| TEVA PHARMACEUTICALS | Jan 17, 2025 | VON KAUFFMANN |
| INTAS PHARMACEUTICALS | Jan 16, 2025 | BRAND MURRAY FULLER |
| POLPHARMA | Jan 15, 2025 | WICHMANN |
| SYNTHON | Jan 10, 2025 | REDDIE & GROSE |
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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