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:
Jan. 07, 1992
Filed:
Nov. 17, 1988
Applicant:
Inventors:
Daniel B Wagner, Raleigh, NC (US);
Glen P Vonk, Fuquay-Varina, NC (US);
Randy A Hoke, Cary, NC (US);
Assignee:
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ; G01N / ;
U.S. Cl.
CPC ...
435 79 ; 435792 ; 435794 ; 435 28 ; 435805 ; 435970 ;
Abstract
A new class of peroxidase substrates consists of o-diaminobenzenes having a substituent in the 4 position. The new substrates may be used in immunoassays in which a peroxidase is the label, or in assays for the peroxidase itself. Immunoassays using other enzyme labels which cause formation of hydrogen peroxide may be followed using the substrate of the invention by adding the substrate and a peroxidase to the assay fluid and detecting color formed as a result of oxidation of the substrate by the formed peroxide.