Patent No. EP2282758 (titled "Antibodies And Vaccines For Use In Therapeutic And Diagnostic Methods For Alpha-Synuclein-Related Disorders") was filed by Bioarctic on Apr 28, 2009. The application was issued on Nov 21, 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 |
|---|---|---|
| CARPMAELS & RANSFORD SPECIALITIES | Aug 21, 2019 | CARPMAELS & RANSFORD |
| UCB BIOPHARMA | Aug 21, 2019 | UCB |
| JAMES POOLE | Aug 16, 2019 | CARPMAELS & RANSFORD |
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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