Whitening cosmetic
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 11, 1989
Issued Date -
N/A
app pub date -
Jul 18, 1988
filing date -
Nov 1, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A whitening cosmetic comprises kojic acid and cyclodextrins in addition to cosmetic base materials. The kojic acid may be included in cyclodextrins before being incorporated into the cosmetic. The cosmetic has an improved stability against coloring with the passage of time and an enhance whitening effect. The cosmetic can be a toilet lotion, a cosmetic cream, a milky lotion, a pack, etc., for application to human skin.
First Claim
Family
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Cited Art Landscape
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