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:
Apr. 14, 1987
Filed:
Sep. 14, 1984
Applicant:
Inventors:
J William Freytag, Wilmington, DE (US);
Eiji Ishikawa, Miyazaki, JP;
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; C12Q / ; C12N / ;
U.S. Cl.
CPC ...
435-7 ; 435-4 ; 435188 ; 435810 ; 436512 ; 436547 ;
Abstract
An enzyme is cross linked to form a polymerized enzyme which is covalently coupled to an antibody or antibody fragment. The use of the antibody-polymeric enzyme conjugate in immunoassays provides enhanced signal generation and, therefore, short assay time and high sensitivity.