Patent No. EP3236985 (titled "Novel Peptides And Combination Of Peptides For Use In Immunotherapy Against Hepatocellular Carcinoma (Hcc) And Other Cancers") was filed by Immatics Biotechnologies on Dec 16, 2015. The application was issued on Sep 7, 2022.

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 |
|---|---|---|
| ADAPTIMMUNE | Jun 25, 2020 | MEWBURN ELLIS |
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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