Drug – bio-affecting and body treating compositions – Topical sun or radiation screening – or tanning preparations
Reexamination Certificate
2005-01-04
2005-01-04
Dodson, Shelley A. (Department: 1616)
Drug, bio-affecting and body treating compositions
Topical sun or radiation screening, or tanning preparations
C424S060000, C424S400000, C424S401000
Reexamination Certificate
active
06838077
ABSTRACT:
The present invention includes oil-free cosmetic or dermatological emulsions that include a water phase and at least one UV filter substance which is liquid at room temperature as a further phase, where the difference in density between the UV filter phase and the water phase (determinable using a computerized digital density meter of the type DMA 45 from Chempro/PA at 25° C.) is not greater than 0.01 g·cm−3. The present invention further includes processes for the preparation of oil-free emulsions.
REFERENCES:
patent: 4663157 (1987-05-01), Brock
patent: 5041281 (1991-08-01), Strobridge
patent: 5207998 (1993-05-01), Robinson et al.
patent: 5306485 (1994-04-01), Robinson et al.
patent: 5849274 (1998-12-01), Gers-Barlag et al.
patent: 5914102 (1999-06-01), Fowler et al.
Swarbrick, James , DSc, PhD, “Coarse Dispersions,” Remington's Pharmaceutical Sciences, 1975, pp. 338-339, Mack Publishing Company, U.S.A.
International Search Report from corresponding International Application PCT/EP00/12823, dated Oct. 9, 2001.
Alston & Bird LLP
Beiersdorf AG
Dodson Shelley A.
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