Frédéric Legrand

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Westfield, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Dye composition comprising a para-phenylenediamine oxidation base a...
- Patent number 10,639,254
- Issue date May 5, 2020
- L'Oreal
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Composition comprising an alkanolamine, an amino acid and an associ...
- Patent number 8,343,237
- Issue date Jan 1, 2013
- L'Oreal
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Composition comprising an alkanolamine, an amino acid and a cationi...
- Patent number 8,257,447
- Issue date Sep 4, 2012
- L'Oreal S.A.
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Composition comprising an alkanolamine, a basic amino acid and a su...
- Patent number 8,241,370
- Issue date Aug 14, 2012
- L'Oreal S.A.
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
DYE COMPOSITION COMPRISING A PARA-PHENYLENEDIAMINE OXIDATION BASE A...
- Publication number 20190091123
- Publication date Mar 28, 2019
- L'Oreal
- Frederic LEGRAND
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITION COMPRISING AN ALKANOLAMINE, A BASIC AMINO ACID AND A SU...
- Publication number 20110150797
- Publication date Jun 23, 2011
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITION COMPRISING AN ALKANOLAMINE, AN AMINO ACID AND A CATIONI...
- Publication number 20110138545
- Publication date Jun 16, 2011
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
COMPOSITION COMPRISING AN ALKANOLAMINE, AN AMINO ACID AND AN ASSOCI...
- Publication number 20110117037
- Publication date May 19, 2011
- Frédéric Legrand
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE