Patent No. EP2742945 (titled "Antimicrobial Locking Solutions Comprising Taurinamide Derivatives And Biologically Acceptable Salts And Acids, With The Addition Of Small Concentrations Of Heparin") was filed by ND Partners on Oct 12, 2005. The application was issued on Jun 28, 2023.

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 |
|---|---|---|
| TAUROPHARM | Mar 28, 2024 | FRIESE GOEDEN PATENTANWALTE 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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