Patent No. EP2368913 (titled "Glyco-Engineered Antibodies") was filed by Greenovation Biotech on Jul 11, 2007. The application was issued on Dec 24, 2014.

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 |
|---|---|---|
| ADAMS | Sep 24, 2015 | WILDING |
| F HOFFMANN LA ROCHE | Sep 24, 2015 | VOSSIUS & PARTNER PATENTANWALTE RECHTSANWALTE MBB |
| HOFFMANN EITLE | Sep 24, 2015 | - |
| BRISTOL MYERS SQUIBB | Sep 23, 2015 | REITSTOTTER KINZEBACH |
| STRAWMAN | Sep 22, 2015 | DENISON |
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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