Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Reexamination Certificate
2007-03-20
2007-03-20
Webman, Edward J. (Department: 1616)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Cosmetic, antiperspirant, dentifrice
C424S600000, C424S682000, C424S059000, C514S938000, C514S975000
Reexamination Certificate
active
10162472
ABSTRACT:
The present invention relates to cosmetic and pharmaceutical oil-in-water emulsions which have a mattifying effect when applied to the skin. The invention comprises a hydrophilic, non-organically modified magnesium aluminum silicate or a bentonite clay and a polyol in the water phase; and a volatile, skin-compatible, lipophilic solvent and a high melting point lipophilic plasticizer in the oil phase. A preferred surfactant system to stabilize the emulsion includes non-toxic metal alkyl sulfates and/or sucrose esters.
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Chase John A.
Mercier Michel F.
Thau Paul
MMP, Inc.
Paul Louis C.
Webman Edward J.
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