Patent No. EP1515600 (titled "Flavonol Expressing Domesticated Tomato And Method Of Production") was filed by Syngenta Participations on Jun 6, 2003. The application was issued on Aug 12, 2015.

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 |
|---|---|---|
| HENRICHS | May 19, 2016 | - |
| ARCHE NOAH | May 12, 2016 | DTS PATENT UND RECHTSANWALTE PARTMBB |
| THEN | May 12, 2016 | - |
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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