Patent No. EP2398468 (titled "Pharmaceutical Compositions Comprising Prasugrel Base Or Its Pharmaceutically Acceptable Acid Addition Salts And Processes For Their Preparation") was filed by Krka on Feb 17, 2010. The application was issued on Nov 30, 2016.

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 |
|---|---|---|
| COOKE | Aug 30, 2017 | ELKINGTON AND FIFE |
| EGIS | Aug 30, 2017 | STOLMAR |
| PATENTREE | Aug 30, 2017 | PATENTREE |
| GEORG KALHAMMER/STEPHAN TEIPEL | Aug 29, 2017 | LEDERER & KELLER PATENTANWALTE PARTNERSCHAFT 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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