Patent No. EP3165220 (titled "Pharmaceutical Composition Containing An Anti-Nucleating Agent") was filed by Merck Sharp & Dohme on Dec 2, 2005. The application was issued on Nov 13, 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 |
|---|---|---|
| TER MEER STEINMEISTER & PARTNER PATENTANWALTE MBB | Jan 3, 2020 | - |
| KRAUS & LEDERER PARTGMBB | Dec 17, 2019 | KRAUS & LEDERER PARTGMBB |
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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