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:
Oct. 13, 1992
Filed:
Feb. 18, 1992
Applicant:
Inventors:
Michael P Allen, Sunnyvale, CA (US);
Sheng-Fen Li, Milpitas, CA (US);
Assignee:
ChemTrak, Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ;
U.S. Cl.
CPC ...
435 11 ; 435 14 ; 435 25 ; 435262 ; 435805 ; 435 28 ; 436 11 ; 436 13 ; 436 14 ; 436 16 ; 436 63 ; 436167 ; 436169 ;
Abstract
Hydrogen peroxide stabilized in the presence of blood components by the addition of a metal oxide oxidant, an anionic chelating agent, particularly hydroxylic carboxylate and nitroprusside, and a catalase inhibitor. The composition finds particular application for stabilizing hydrogen peroxide in a diagnostic assay on a bibulous support.