Patent Picks—Flavonoids, Genkwanin and Sakuranetin, Heat Shock Proteins and More

By: Rachel L. Grabenhofer

Posted: May 4, 2011

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Derivatives of genkwanin and sakuranetin, cosmetic and therapeutic use thereof, and preparation method of same
US Patent 7935672
Publication date: May 3, 2011
Inventors: M Prost, J Ragot, and P Tubery

The invention relates to the use of osyl derivatives of genkwanin and sakuranetin in cosmetic or dermatologic formulations. According to a first aspect of the invention, a novel use of saccharide derivatives of genkwanin and sakuranetin is recommended for free radical-scavenging, improving the texture of the skin, and/or treating or preventing disorders caused by free radicals.

Peptides used in the treatment and/or care of the skin, mucous membranes and/or hair and its use in cosmetic or pharmaceutical compositions
WIPO Patent Application WO/2011/047868
Publication date: April 28, 2011
Assignee: Lipotec, S.A., C Carreno Serraima, W Van Den Nest, A Sempere Bonete, A Ferrer Montiel, N Alminana Domenech and J Cebrian Puche

This patent decribes heat shock protein-stimulating peptides and their use as stereoisomers, mixtures thereof and/or their cosmetically or pharmaceutically acceptable salts. In addition, a preparation process is disclosed as are cosmetic or pharmaceutical compositions that contain them. The peptides are capable of inducing the expression of heat shock proteins in the skin, mucous membranes and/or hair preferably for the treatment and/or care of conditions, disorders and/or diseases that are improved or prevented by the stimulation of heat shock protein synthesis.

Use of Vernonia extract
US Patent Application 20110097429
Publication date: April 28, 2011
Inventors: C Segond, A Loiseau, V Petit and E Theron