Lactation Stage Specific Infant Nutrition

Patent No. EP4346444 (titled "Lactation Stage Specific Infant Nutrition") was filed by Nutricia on Jun 2, 2022. The application was issued on Aug 27, 2025.

Patent Summary

An age-specific infant formula for infants aged 0 to 4 months is disclosed, designed to mimic human milk composition to support gut and immune system maturation. The formula comprises 0.05–0.30 g/l 3'-sialyllactose (3'-SL) (preferably 0.08–0.25 g/l, more preferably 0.10–0.20 g/l, and even more preferably 0.10–0.18 g/l), 0.3–1 g/l 3-fucosyllactose (3-FL) (preferably 0.4–0.9 g/l, more preferably 0.5–0.8 g/l), and difucosyllactose (DFL). The 3'-SL and DFL are present in a weight ratio between 1:1.1 and 1:2. The composition may further include 2'-fucosyllactose (2'-FL), fructo-oligosaccharides (average DP >20), and galacto-oligosaccharides (average DP 3–7). The formula may be provided in liquid or powder form and may be adapted for infants

Patent Family

Patent Family

Patent Oppositions (3)

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.

CompanyOpposition DateRepresentative
ABG LAWMay 27, 2026-
FRIESLANDCAMPINA NEDERLANDMay 27, 2026FRIESLANDCAMPINA NEDERLAND
NESTLEApr 28, 2026ELKINGTON AND FIFE

Dossier Documents

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EP4346444

NUTRICIA
Application Number
EP22731255A
Filing Date
Jun 2, 2022
Status
Granted And Under Opposition
Jul 25, 2025
Publication Date
Aug 27, 2025