Inventor · Saint-Jean-de-Braye, FR

Jean-Francois Tranchant

27Patents
7h-index
26Co-inventors
69Inventor score

Filing activity: Mar 27, 1996 → Jul 13, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5958385A Polymers functionalized with amino acids or amino acid derivatives, method for synthesizing same, and use thereof as surfactants in cosmetic compositions, particularly nail varnishes Human Necessities 151 Expired
US5711940A Stable microdispersions and microgels based on acrylic polymers, method for obtaining them and compositions, particularly cosmetic compositions, containing them Chemistry; Metallurgy 30 Expired
US5681877A Use of acrylic block copolymers as wetting and/or dispersing agents for solid particles, and resulting dispersions Chemistry; Metallurgy 16 Expired
US6280713A Nail varnish containing microgels Human Necessities 11 Expired
US7909044B2 Applicator device for applying a cosmetic and the use of such a device Human Necessities 10 Active
US8061629B2 Spray device having a piezoelectric element, and use thereof in cosmetology and perfumery Human Necessities 9 Active
US7810510B2 Packaging and applicator assembly for mascara and its use in applying mascara Human Necessities 7 Active
US6288137A Process for preparing an aqueous composition in gel form and compositions obtainable from this process, especially a composition containing vesicles, in particular liposomes Chemistry; Metallurgy 5 Expired
US8758606B2 Fluid dispenser device and a dispensing method Performing Operations; Transporting 4 Active
US8636434B2 Container, a device including such a container, the use of such a device, and a method of applying a composition on the nails Human Necessities 3 Active
US7766572B2 Bottle for a cosmetic and a method of use Human Necessities 3 Active
US10287403B2 Poly(ethylene glycol) methacrylate microgels, preparation method and uses Chemistry; Metallurgy 2 Active
US8287200B2 Receptacle comprising a container for liquid product, device comprising such a receptacle and use of such a device for applying the product contained in the receptacle to a surface Human Necessities 1 Active
US7624741B2 Mascara packaging and applicator assembly, and its use for applying make-up Human Necessities 1 Active
US5916985A Functionalised polymers, method for synthesising same and use thereof as surfactants, particularly in cosmetic compositions such as nail varnish Human Necessities 1 Expired
US8439048B2 Device for applying a cosmetic composition that includes magnetic particles, and an assembly including the device Human Necessities 1 Active
US9491998B2 Container, a device including such a container, the use of such a device and a method of applying a composition on the nails Human Necessities 1 Active
US9526685B2 Cosmetic care composition and method using an elastic mixture Human Necessities 1 Active
US10420410B2 Applicator device and system for packaging and applying a cosmetic product, and use of same Human Necessities 1 Active
US10745527B2 Poly(ethylene glycol) methacrylate microgels, preparation method and uses Chemistry; Metallurgy 1 Active
US8506976B2 Makeup composition comprising encapsulated carbon black Human Necessities 0 Active
US8926207B2 Wringer for product applicator, application assembly comprising such a wringer, and its use in cosmetics Human Necessities 0 Active
US9210986B2 Cosmetic applicator device and the use of such a device Human Necessities 0 Active
US9445974B2 Mascara in powder form Emerging Cross-Sectional Technologies 0 Active
US11319390B2 Poly(ethylene glycol) methacrylate microgels, preparation method and uses Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.