Patents by Inventor Ingrid Schutte

Ingrid Schutte has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process and reagent for the enzymatic determination of sulphite
    Patent number: 4677059
    Abstract: The present invention provides a process for the enzymatic determination of sulphite, wherein the sulphite is oxidized in a buffered solution with sulphite oxidase to give sulphate, the hydrogen peroxide thereby formed being reduced in the presence of NAD and NADH with the enzyme NADH peroxidase and the consumption of NADH being determined optically.The present invention also provides a reagent for the enzymatic determination of sulphite, wherein it contains sulphite oxidase, NADH, NAD, NADH peroxidase and buffer.
    Type: Grant
    Filed: April 2, 1984
    Date of Patent: June 30, 1987
    Assignee: Boehringer Mannheim GmbH
    Inventors: Hans-Otto Beutler, Ingrid Schutte, Walter Schneider