Sylvie Cupferman — 6 Patents at L'Oreal

Sylvie Cupferman has been granted 6 US patents while listed as an inventor at L'Oreal. The first was granted in 2000 and the most recent in March 2025. Sylvie Cupferman ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Sylvie Cupferman in Chevilly-Larue, FR.

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Showing 1–6 of 6 patents

Patent #	Title	Co-Inventors	Date
12256733	Antimicrobial mixture containing 4-(3-ethoxy-4-hydroxyphenyl)butan-2-one and an acid or silver-based compound, and cosmetic composition containing same	Florence MENARD-SZCZEBARA, Julien Galvan	2025-03-25
11752079	Antimicrobial mixture containing 4-(3-ethoxy-4-hydroxyphenyl)butan-2-one and a diol, and cosmetic composition containing same	Florence MENARD-SZCZEBARA, Julien Galvan, Veronique Chevalier	2023-09-12
11207251	Antimicrobial mixture containing 4-(3-ethoxy-4-hydroxyphenyl)butan-2-one and chlorphenesin, and cosmetic composition containing same	Gael Malet	2021-12-28
10932465	Antimicrobial mixture containing 4-(3-ethoxy-4-hydroxyphenyl)butan-2-one and a diol, and cosmetic composition containing same	Julien Galvan, Gael Malet	2021-03-02
6585962	Use of polyamino acid derivatives as preserving agents, compositions comprising them and preserving process using them	Michel Philippe, Sylvie Benard	2003-07-01
6040347	Treatment of seborrhoea/cutaneous disorders with octoxyglycerol	Jean-Pierre Laugier	2000-03-21

Sylvie Cupferman — 6 Patents

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