The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 16, 1997

Filed:

Apr. 22, 1994
Applicant:
Inventors:

Yasuharu Itagaki, Sapporo, JP;

Hidetoshi Ishikawa, Sapporo, JP;

Seiji Kurosawa, Sapporo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424 62 ; 424401 ;
Abstract

A whitening cosmetic preparation containing angiogenin as an effective component is disclosed. Angiogenin used in the present invention may be derived from milk, especially bovine milk. The whitening cosmetic preparation contains at least 0.001% by weight, preferably from 0.01 to 20% by weight angiogenin based on the total amount of said preparation. A method for whitening skin comprising administration of angiogenin to skin is also disclosed. The whitening cosmetic preparation inhibits melanin production and prevents the developments of blotches and freckles of skin.


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