Patent No. EP3060303 (titled "Mrna Therapy For Argininosuccinate Synthetase Deficiency") was filed by Shire Human Genetic Therapies on Oct 22, 2014. The application was issued on Nov 14, 2018.

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 |
|---|---|---|
| WITHERS & ROGERS | Aug 14, 2019 | GRAF VON STOSCH |
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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