Patent No. EP3363807 (titled "Pharmaceutical Composition Comprising Crystalline (2S,3R,4S,5S,6R)-2-[4-Chloro-3-(4-Ethoxy-Benzyl)-Phenyl]-6-Hydroxymethyl-2-Methoxy-Tetrahydro-Pyran-3,4,5-Triol (S)-Propylene Glycol Solvate") was filed by Astrazeneca on Jun 21, 2007. The application was issued on Nov 13, 2019.

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 |
|---|---|---|
| GENERICS UK | Aug 13, 2020 | TER MEER STEINMEISTER & PARTNER |
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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