Drug – bio-affecting and body treating compositions – Topical sun or radiation screening – or tanning preparations
Reexamination Certificate
2007-07-17
2007-07-17
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
10645253
ABSTRACT:
Sunscreen compositions contain the active ingredients avobenzone, zinc oxide and phenylbenzimidazole sulfonic acid. The phenylbenzimidazole sulfonic acid protects avobenzone against photodegradation.
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Beasley Donathan G.
Meyer Thomas A.
Dodson Shelley A.
Golden Matthew J.
Schering-Plough Healthcare Products Inc.
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