Patent No. EP2135861 (titled "Process For The Synthesis Of The 7,8-Dimethoxy-1,3-Dihydro-2H-3-Benzazepin-2-One, And Its Application To The Synthesis Of Ivabradine As Well As Its Addition Salts With A Pharmaceutically Acceptable Acid") was filed by LES LABORATOIRES SERVIER on Jun 19, 2009. The application was issued on Dec 16, 2020.

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 TRADING MYLAN | Apr 30, 2015 | GILANI |
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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