Inventor · disambiguated record
Frédéric Le Grand
Also filed as: LE GRAND FRÉDÉRIC
2 granted patents·2 citations·filing 2016–2016
34Inventor score
Technology areasA61K
Files withOREAL2
Top patents by PatentIndex Score
2 records- 0180US11324682B2Composition for dyeing the hair, comprising an oxidation base of para-phenylenediamine type and a 2-amino-5-ethylphenol couplerOREAL·Filed 2016·Granted May 10, 2022·2 cites·14 claims
- 0240US11730688B2Composition for dyeing the hair, comprising a heterocyclic oxidation base and a 2-amino-5-ethylphenol couplerOREAL·Filed 2016·Granted Aug 22, 2023·0 cites·20 claims
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