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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Nguyen; Quang Lan
Address:
Antony, FR
No. of patents:
16
Patents:




Patent Number Title Of Patent Date Issued
6344206 Combination of a retinoid with a polyamine polymer February 5, 2002
A composition comprising the combination of at least one retinoid selected from the group consisting of vitamin A (retinol) and the bioconvertible precursors of vitamin A and at least one polyamine polymer.
6316012 Cosmetic or pharmaceutical composition comprising, in combination, a peroxidase and an anti-sing November 13, 2001
A method of preventing damage caused to healthy skin, hair or mucous membranes by free radicals, includes applying to the healthy skin, hair or mucous membrane a composition containing at least one product having a peroxidase activity capable of reducing organic peroxides and at least on
6162448 Combination of a retinoid with a polyamine polymer December 19, 2000
A composition comprising the combination of at least one retinoid selected from the group consisting of vitamin A (retinol) and the bioconvertible precursors of vitamin A and at least one polyamine polymer.
6110476 System for stabilizing ascorbic acid based on a phosphonic acid derivative and on a metabisulfit August 29, 2000
A synegistic system based on a phosphonic acid derivative and on a metabisulphite, for stabilizing ascorbic acid. The invention also relates to compositions, in particular cosmetic and dermatological compositions, containing ascorbic acid and this stabilizing system, and to the use of
6103247 Composition containing a non-photocatalytic metal oxide and tocopherol, its use in the cosmetics August 15, 2000
Cosmetic and/or dermatological compositions containing a non-photocatalytic metal oxide and tocopherol and, optionally, a metal-inactivating complexing agent are effective for inhibiting the light-induced peroxidation of lipids, and in particular lipids of sebaceous origin such as sq
5961993 Composition containing a non-photocatalytic metal oxide and tocopherol, its use in the treatment October 5, 1999
Cosmetic and/or dermatological compositions containing a non-photocatalytic metal oxide and tocopherol and, optionally, a metal-inactivating complexing agent are effective for inhibiting the light-induced peroxidation of lipids, and in particular lipids of sebaceous origin such as sq
5932608 Melatonin derivative dermocosmetic compositions for whitening/depigmenting the skin August 3, 1999
Topically applicable dermocosmetic compositions for whitening/depigmenting human skin, comprise a skin-whitening/depigmenting effective amount of at least one melatonin derivative having the structural formula (I): in which R.sub.1 is a lower alkyl radical, R.sub.2 is a hydrogen atom or
5925363 Cosmetic composition containing, in combination, a superoxide-dismutase and a melanin pigment July 20, 1999
Cosmetic, hygienic or dermopharmaceutical composition characterized in that it comprises, in combination, at least one superoxide-dismutase and at least one melanin pigment. In such a composition the melanin pigment reinforces synergistically the action of the SOD against free radicals.
5910311 Composition containing a non-photocatalytic metal oxide and tocopherol, its use in the cosmetics June 8, 1999
Cosmetic and/or dermatological compositions containing a non-photocatalytic metal oxide and tocopherol and, optionally, a metal-inactivating complexing agent are effective for inhibiting the light-induced peroxidation of lipids, and in particular lipids of sebaceous origin such as sq
5730962 Depigmenting cosmetic or dermatologic composition containing a benzofuran derivative and its use March 24, 1998
A depigmenting cosmetic or dermatologic composition for use in bleaching the skin or treating pigmental spots contains in a vehicle suitable for topical application to the skin a benzofuran derivative having the formula ##STR1## wherein the OH function occupies position 5 or 6,R.sub.
5695771 Composition containing a non-photocatalytic metal oxide and tocopherol its use in treating light December 9, 1997
Cosmetic and/or dermatological compositions containing a non-photocatalytic metal oxide and tocopherol and, optionally, a metal-inactivating complexing agent are effective for inhibiting the light-induced peroxidation of lipids, and in particular lipids of sebaceous origin such as sq
5686082 Cosmetic or pharmaceutical composition containing a combination of a polyphenol and a ginkgo ext November 11, 1997
A cosmetic or pharmaceutical composition containing a synergistically active oxidation inhibiting system consisting of a combination of a ginkgo extract and at least one polyphenol compound. For example, the ginkgo extract may be a hexane extract of ginkgo leaves and the polyphenol c
5679691 Use of a spin trap in a cosmetic or dermatological composition October 21, 1997
The invention relates to the use of a spin trap employed as an electron paramagnetic resonance measurement probe, in a cosmetic or dermatological composition for the light-protective, anti-ageing and/or anti-acne treatment of the skin. In particular, this spin trap is encapsulated in
5667792 Derivatives of 2,5-dihydroxyphenylcarboxylic acids, and their utilization in cosmetic or dermato September 16, 1997
A cosmetic or dermatological composition with a depigmenting action comprises derivatives of 2,5-dihydroxyphenylcarboxylic acids, their homologs, and their salts, with the derivatives having the following structural formula: ##STR1## wherein: R.sub.1 represents OR.sub.5, OH, or
5650137 Cosmetic composition containing a superoxide dismutase and a porphyrin July 22, 1997
The invention relates to a cosmetic and/or dermatological composition comprising at least one superoxide dismutase and at least one porphyrin. In a composition of this kind the porphyrin synergically reinforces the anti-free radical action of the superoxide dismutase.The composition is u
5607921 Stabilized cosmetic or dermatological composition containing several precursors of the same acti March 4, 1997
A stabilized composition capable of releasing an active agent in contact with the skin, contains at least two precursors of this same active agent, capable of simultaneously releasing this active agent by at least two different specific enzymatic reactions in order to release a large amo


 
 
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