Synergistically high SPF photoprotective UV-screening...

Details Synergistically high SPF photoprotective UV-screening... Synergistically high SPF photoprotective UV-screening...

2007-01-23

2007-01-23

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

10463328

ABSTRACT:
Topically applicable high SPF cosmetic/dermatological UV-screening compositions suited for the photoprotection of the skin and/or hair, comprise (a) particulates of at least one insoluble organic UV-screening agent having a particle size ranging from 10 nm to 5 μm, as a first screening agent, and (b) at least one 4,4-diarylbutadiene compound, as a second screening agent, formulated into a topically applicable, cosmetically/dermatologically acceptable vehicle therefor.

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