Topical cosmetic agents containing 2-hydrazino-1,3 -heteroazoles

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United States of America Patent

APP PUB NO 20030072725A1
SERIAL NO

10204517

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Abstract

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The inventive 2-hydrazino-1,3-heteroazoles or salts thereof are, as very good tyrosinase inhibitors, active constituents in topical cosmetic agents, especially in cosmetic or dermatological skin brightening agents.

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Patent Owner(s)

Patent OwnerAddress
BAYER AKTIENGESELLSCHAFTKAISER-WILHELM-ALLEE 1 LEVERKUSEN 51373

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Johncock, William Hoxter, DE 27 253
Langer, Roland Bevern, DE 60 553
Ley, Jakob Peter Holzminden, DE 49 212

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