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:
Mar. 20, 1990
Filed:
Jan. 23, 1987
Applicant:
Inventors:
Kazuhiko Yamanishi, Tokyo, JP;
Toshiro Hanada, Saitama, JP;
Assignee:
Wako Pure Chemical Industries Ltd, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ; C12Q / ; C12Q / ; C12Q / ;
U.S. Cl.
CPC ...
435 10 ; 435 11 ; 435 14 ; 435 25 ; 435 28 ;
Abstract
A method for decomposing ascorbic acid in a sample is descirbed wherein in the method water and dehydroascorbic acid are produced without generation of hydrogen peroxide characterized in that the decomposition is conducted in the presence of copper ion, peroxidase and at least one other compound selected from the group consisting of: