Patent Picks by Bud Brewster

By: Bud Brewster

Posted: December 31, 2007

page 2 of 3

Optical Illusion Particles
7,306,809
Lipo Chemicals Inc.
Optically activated particles for use in cosmetic compositions
The optically activated particles of this invention include a solid substrate having a fluorescent compound fixed thereto, and coated or encapsulated with a transparent or translucent coating of cross-linked polyvinyl alcohol. These particles absorb light at a UV wavelength and emit visible light at longer wavelengths, and are able to both absorb and scatter light in a diffuse manner in order to reduce the visual perception of skin imperfections, including cellulite, wrinkles, shadows, skin discolorations, blotchiness and mild scars.

Hair Dyeing Process
7,303,589
L'Oreal S.A.
Process for dyeing human keratin fibers, having a lightening effect, comprising at least one fluorescent compound and compositions of the same
This invention relates to a process having a lightening effect for dyeing human keratin materials. The materials are contacted with a composition comprising, in a cosmetically acceptable medium, at least one fluorescent dye specified in the patent. The patent also relates to at least one fluorescent dye, to a composition comprising that fluorescent dye, and to a multi-compartment kit comprising the composition.

Marine Botanicals for Skin
7,303,753
Mary Kay Inc.
Compositions of marine botanicals to provide nutrition to aging and environmentally damaged skin
Methods and compositions comprising marine botanicals are disclosed for treating aged, mature, nutritionally-compromised or environmentally-damaged skin. These methods and compositions provide improvements in the skin's visual appearance, physiological functions, clinical properties and biophysical properties.

Temperature-changing Cosmetics
7,303,774
Coty B.V.
Relax cosmetic having a temperature effect
The present invention relates to new cosmetic relax preparations bringing about changing temperature effects on the skin. The cosmetic contains 0.1–10% by weight of an extract from Papaveraceae and 0.1–10% by weight of an extract from the above-ground parts of Menthae, along with 80–99.8% by weight of cosmetic auxiliaries, carrier substances, active agents or mixtures thereof.

Manipulating Hair
RE39,936
BASF Aktiengesellschaft
Crosslinked, water-soluble or water-dispersible polyurethanes
The present invention relates to crosslinked, water-soluble or water-dispersible polyurethanes of at least one polyurethane prepolymer containing terminal isocyanate groups and at least one polymer containing groups that are reactive toward isocyanate groups, chosen from hydroxyl, and primary and secondary amino- and/or carboxyl groups. These polymers have film-forming properties useful for setting, shaping and improving the structure of the hair.