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:
Aug. 10, 1993
Filed:
Dec. 21, 1990
Applicant:
Inventors:
Assignee:
Boehringer Mannheim GmbH, Mannheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12Q / ; C07D / ;
U.S. Cl.
CPC ...
435 28 ; 436815 ; 436904 ; 544281 ; 546121 ; 548154 ; 548158 ; 430222 ;
Abstract
The present invention is concerned with the use of certain 3-aminopyrazolo-heterocyclic compounds for the colorimetric determination of hydrogen peroxide, hydrogen peroxide-forming systems, peroxidase, peroxidate-active substances and electron-rich aromatic compounds. The present invention is also concerned with corresponding processes of determination and with agents appropriate therefor. Furthermore, the present invention is concerned with new 3-aminopyrazolo-heterocyclic compounds.