Patents by Inventor Alexa von Ketteler

Alexa von Ketteler 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).

  • METHODS OF DETECTING TEST ELEMENTS HAVING DEGRADED TEST CHEMICALS AS WELL AS APPARATUSES INCORPORATING THE SAME
    Publication number: 20140242622
    Abstract: An analytical apparatus is disclosed for detecting at least one analyte in a sample, where in an analyte measurement at least an electrical or optical property changeable by presence of the analyte at least one test chemical of a test element is recorded, and where the analytical apparatus also can perform at least one quality measurement on the at least one test chemical such as an intrinsic luminescence, which is recorded and from the intrinsic luminescence a conclusion is drawn on a quality of the test chemical and thus the test element. Methods also are disclosed for detecting at least one analyte in a sample that include a quality measurement of the at least one test chemical of the test strip.
    Type: Application
    Filed: May 14, 2014
    Publication date: August 28, 2014
    Applicant: Roche Diagnostics Operations, Inc.
    Inventors: Wolfgang Petrich, Carina Horn, Nelli Steinke, Christian Ringemann, Alexa von Ketteler