Patent No. EP3139773 (titled "Gender Specific Synthetic Nutritional Compositions And Nutritional Systems Comprising Them") was filed by Nestec on Apr 8, 2015. The application was issued on Jan 29, 2020.

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 |
|---|---|---|
| RECKITT BENCKISER | Oct 29, 2020 | CARLIN |
| NUTRICIA | Oct 27, 2020 | NEDERLANDSCH OCTROOIBUREAU |
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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