Patent No. EP3133070 (titled "Eliglustat (Genz 112638) As Inhibitor Of Glucosylceramide Synthase For Use In A Method Of Treating Fabry'S Or Gaucher'S Disease, The Method Comprising Adjusting The Individual Therapeutical Dose To The P-450 Metabolism Of The Patient") was filed by Genzyme on Nov 24, 2010. The application was issued on Aug 14, 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 |
|---|---|---|
| ACCORD HEALTHCARE | May 14, 2020 | BRAND MURRAY FULLER |
| HETERO LABS | May 14, 2020 | ZBM PATENTS APS |
| TEVA PHARMACEUTICALS | May 13, 2020 | D YOUNG |
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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