Hair Lightening Composition Comprising An Oxidizing Agent, A Carbonate And At Least 5% By Weight Of Polyphosphorus Derivative
Patent No. EP3558219 (titled "Hair Lightening Composition Comprising An Oxidizing Agent, A Carbonate And At Least 5% By Weight Of Polyphosphorus Derivative") was filed by L'Oreal on Dec 19, 2017. The application was issued on Oct 15, 2025.
Patent Summary
Patent Family
Patent Oppositions
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.
Dossier Documents
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
EP3558219
- Application Number
- EP17818555A
- Filing Date
- Dec 19, 2017
- Status
- Granted And Under Opposition
- Sep 12, 2025
- Publication Date
- Oct 15, 2025
- External Links
- Slate, Register , Google Patents