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Hair Dyeing Process Comprising A Step Of Dyeing With Henna And/Or Indigo And A Treatment Step Comprising The Application Of A Composition Comprising A Buffer System - EP3727287
The patent EP3727287 was granted to L'Oreal on Dec 4, 2024. The application was originally filed on Dec 21, 2018 under application number EP18826717A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP3727287
- Application Number
- EP18826717A
- Filing Date
- Dec 21, 2018
- Status
- Granted And Under Opposition
- Nov 1, 2024
- Publication Date
- Dec 4, 2024
- External Links
- Slate, Register, Google Patents
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.
Patent Citations (18) New
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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.
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