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.
Patent No.:
Date of Patent:
Feb. 03, 2004
Filed:
Sep. 08, 2000
Applicant:
Inventors:
Tomoya Takahashi, Ibaraki, JP;
Asako Kobayashi, Ibaraki, JP;
Chiemi Takaboshi, Ibaraki, JP;
Minako Tajima, Ibaraki, JP;
Assignee:
Kyowa Hakko Kogyo Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/578 ;
U.S. Cl.
CPC ...
A61K 3/578 ;
Abstract
Proanthocyanidin-containing compositions with excellent proanthocyanidin stability, as well as drinks, foods, cosmetics and medicaments containing these compositions, are provided by admixing a vitamin B derivative or its salt in proanthocyanidin. Also shown is a method for stabilizing proanthocyanidin to prevent its color change, etc. caused by oxidative polymerization and the like.