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Details for Patent: 5,587,150

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Summary for Patent: 5,587,150

Title: Photostable cosmetic screening composition containing a UV-A screening agent and an alkyl .beta., .beta.-diphenylacrylate or .alpha.-cyano-.beta. , .beta.-diphenylacrylate
Abstract:A photostable cosmetic screening composition and process for protection of the human epidermis against UV rays of wavelengths between 280 and 380 nm, the composition having, in a cosmetically acceptable vehicle containing at least one fatty phase, 1 to 5% by weight of a dibenzoylmethane derivative and at least 1% by weight of an alkyl .beta.-.beta.-diphenylacrylate or .alpha.-cyano-.beta.-.beta.-diphenylacrylate of formula (I), the mole ratio of the compound of formula (I) to the dibenzoylmethane derivative being not less than 0.8.
Inventor(s): Deflandre; Andre (Orry-la-Ville, FR), Dubois; Michel (Coulommiers, FR), Forestier; Serge (Claye-Souilly, FR), Richard; Herve (Paris, FR)
Assignee: L'Oreal (Paris, FR)
Application Number:08/461,842
Patent Claim Types:
see list of patent claims
Composition; Compound; Formulation;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 5,587,150

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France90 01761Feb 14, 1990

International Patent Family for Patent: 5,587,150

Country Document Number Publication Date Supplementary Protection Certificate SPC Country SPC Expiration
Germany69100593Dec 09, 1993
Australia652742Sep 08, 1994
Argentina248083Jun 30, 1995
Portugal96709Oct 31, 1991
JapanH05504572Jul 15, 1993
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Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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