Agent For Oxidatively Dyeing Hair Containing Specific Combinations Of Developers And Couplers

Patent No. EP3076930 (titled "Agent For Oxidatively Dyeing Hair Containing Specific Combinations Of Developers And Couplers") was filed by Henkel on Nov 20, 2014. The application was issued on Feb 21, 2018.

Patent Summary

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Patent Family

Patent Oppositions (2)

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
LOREALNov 20, 2018RIVIRE
L'OREALNov 20, 2018LOREAL

Dossier Documents

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EP3076930

HENKEL
Application Number
EP14799820A
Filing Date
Nov 20, 2014
Status
Revoked
Jul 3, 2020
Publication Date
Feb 21, 2018