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. 21, 2000
Filed:
Dec. 08, 1998
Applicant:
Inventor:
M Dean Savage, Rockford, IL (US);
Assignee:
Pierce Chemical Company, Rockford, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ; G01N / ; G01N / ;
U.S. Cl.
CPC ...
435 28 ; 435-4 ; 435-71 ; 436172 ;
Abstract
An improved method is disclosed for assaying peroxidase or peroxide activity utilizing a substrate solution containing a fluorogenic phenolic compound, hydrogen peroxide and a metal chelating compound. The improvement inclosed including within the assay, in an amount sufficient to enhance the effective working range of the assay, a boron acid or salt thereof, or a phosphine-based or hydride-based reducing agent.