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:
Jul. 04, 1989
Filed:
Feb. 09, 1988
Applicant:
Inventors:
Ulrich Mayr, Rosenheim, DE;
Hans Mollering, Tutzing, DE;
Joachim Siedel, Bernried, DE;
Hans Seidel, Tutzing, DE;
Assignee:
Boehringer Mannheim GmbH, Mannheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q / ; C12Q / ; C12Q / ; C12Q / ;
U.S. Cl.
CPC ...
435 18 ; 435 19 ; 435 25 ; 435 28 ;
Abstract
The present invention provides a method of use for a hydrogen peroxide-forming oxidase, wherein the enzyme is obtained from Streptomycetaceae and at 25.degree. C., in 0.15 mol/liter potassium phosphate (pH 7.9), in the presence of surface-active substances, still shows after 2 days an activity of at least 40% of the initial activity. This enzyme is useful in the determination of sarcosine, creatine and creatinine.