Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Cosmetic – antiperspirant – dentifrice
Reexamination Certificate
2004-11-24
2008-12-16
Yu, Gina C (Department: 1617)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Cosmetic, antiperspirant, dentifrice
C424S443000, C514S159000, C514S163000, C514S845000, C514S847000
Reexamination Certificate
active
07465460
ABSTRACT:
A method for the topical treatment of skin aging and acne and the improvement of skin appearance is disclosed. Compositions for use in this method and a kit containing such compositions are also disclosed. In some of the embodiments of the invention, either one, or both, of the acid composition and neutralizing composition useful in the method for the topical treatment of skin aging and acne and the improvement of skin appearance are of low viscosity. The compositions and methods are effective but gentle enough suitable for daily home use by the consumer.
REFERENCES:
patent: 4797273 (1989-01-01), Linn et al.
patent: 5505948 (1996-04-01), Rapaport
patent: 5720949 (1998-02-01), Davis
patent: 5804203 (1998-09-01), Hahn et al.
patent: 5811111 (1998-09-01), McAtee et al.
Kenyon & Kenyon
Yu Gina C
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