Patent No. EP3565521 (titled "O/W Emulsion Comprising A C16-C30 Fatty Alcohol, An Anionic Surfactant, An Oil, A Wax And A Hydrophilic Solvent") was filed by L'Oreal on Dec 12, 2017. The application was issued on Oct 11, 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.
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.
Date
Description
Get instant alerts for new documents