Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Reexamination Certificate
2006-01-24
2006-01-24
Kunz, Gary (Department: 1616)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Cosmetic, antiperspirant, dentifrice
C424S059000, C424S400000
Reexamination Certificate
active
06989151
ABSTRACT:
Pickering emulsions, which are finely disperse systems of the water-in-oil or oil-in-water type, comprising(1) an oil phase,(2) a water phase,(3) at least one type of microfine particles whicha) have an average particle size of less than 200 nm, whichb) display both hydrophilic and lipophilic properties, i.e. which have amphiphilic character, and are dispersible both in water and in oil and whichc) have optionally been coated on the surface,(4) at least one electrolyte and(5) at most 0.5% by weight of one or more emulsifiers.
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Gers-Barlag Heinrich
Müller Anja
Beiersdorf AG
Kunz Gary
Lamm Marina
Norris McLaughlin & Marcus PA
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