Patent No. EP2917735 (titled "Method For Prediction Of An Immune Response Against Mismatched Human Leukocyte Antigens") was filed by UMC Utrecht Holding on Nov 8, 2013. The application was issued on Sep 22, 2021.

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 |
|---|---|---|
| DRK BLUTSPENDEDIENST BADEN WURTTEMBERG HESSEN GEMEINNUTZIGE | Apr 12, 2019 | WITTE |
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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