Patent No. EP3945861 (titled "Nutritional Compositions Showing Phase Separation Under Gastric Conditions And Methods For Preparing The Same") was filed by Frieslandcampina Nederland on Mar 26, 2020. The application was issued on Nov 22, 2023.

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 |
|---|---|---|
| NESTLE | Aug 22, 2024 | ELKINGTON AND FIFE |
| FRESENIUS KABI DEUTSCHLAND | Aug 21, 2024 | FRESENIUS KABI DEUTSCHLAND |
| NUTRICIA | Aug 21, 2024 | 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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