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. 06, 1987
Filed:
Jun. 28, 1984
Applicant:
Inventors:
Eberhard Henkel, Hanover, DE;
Barkew Dolabdjian, Gross-Gerau, DE;
Roland Helger, Darmstadt, DE;
Rainer Klink, Darmstadt, DE;
Uwe Wurzburg, Dieburg, DE;
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ;
U.S. Cl.
CPC ...
435 18 ; 435 22 ; 435810 ;
Abstract
A process and reagent are described for the determination of .alpha.-amylase by enzymatic splitting of an .alpha.-amylase substrate in the presence of .alpha.-glucosidase and .beta.-glucosidase and measurement of a fission product. The substrate utilized is a 4-nitrophenyl-.beta.,D-maltoheptaoside substituted in the phenyl ring by an electron withdrawing group, preferably a 2-chloro group.