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Agents For An Oxidative Color Change Of Keratin Fibers With Complexing Agent And Amino Acid And/Or Protein Hydrolysate - EP4213799B1

EP4213799

HENKEL
Application Number
EP21772718A
Filing Date
Aug 30, 2021
Status
Granted And Under Opposition
Oct 3, 2024
Grant Date
Nov 6, 2024
External Links
Slate, Register, Google Patents
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The patent EP4213799B1 was granted to Henkel on Nov 6, 2024 following the initial filing on Aug 30, 2021 under the application number EP21772718A . The current legal status of the patent is Granted And Under Opposition.

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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.

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WELLA GERMANYAug 6, 2025ADMISSIBLE

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.

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