Patent No. EP3443969 (titled "Brain Function-Improving Composition For Newborns") was filed by Meiji on Apr 12, 2017. The application was issued on Dec 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 |
|---|---|---|
| DOMPATENT VON KREISLER SELTING WERNER PARTNERSCHAFT VON PATENTANWALTEN UND RECHTSANWALTEN MBB | Sep 22, 2022 | DOMPATENT VON KREISLER SELTING WERNER |
| DOMPATENT VON PATENTANWALTEN UND RECHTSANWALTEN | Sep 22, 2022 | DOMPATENT VON PATENT UND RECHTSANWALTEN |
| FRIESLANDCAMPINA NEDERLAND | Sep 22, 2022 | FRIESLANDCAMPINA DEPARTMENT |
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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