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.

Date of Patent:
Aug. 27, 2019

Filed:

Jun. 17, 2016
Applicant:

Roche Diabetes Care, Inc., Indianapolis, IN (US);

Inventors:

Ewald Rieger, Bobenheim-Roxheim, DE;

Reinhold Mischler, Ludwigshafen, DE;

Ortrud Quarder, Heidelberg, DE;

Arnulf Staib, Heppenheim, DE;

Ulrike Kamecke, Mannheim, DE;

Ralph Gillen, Papenburg, DE;

Assignee:

ROCHE DIABETES CARE, INC., Indianapolis, IN (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/1486 (2006.01); A61B 5/145 (2006.01); C12Q 1/00 (2006.01); A61B 5/00 (2006.01);
U.S. Cl.
CPC ...
A61B 5/14865 (2013.01); A61B 5/14532 (2013.01); C12Q 1/001 (2013.01); C12Q 1/006 (2013.01); A61B 5/7207 (2013.01);
Abstract

Electrode systems are disclosed for measuring the concentration of an analyte under in-vivo conditions, where such systems include a counter electrode having an electrical conductor, a working electrode having an electrical conductor on which an enzyme layer containing immobilized enzyme molecules for catalytic conversion of the analyte is arranged, and a diffusion barrier that slows the diffusion of the analyte from body fluid surrounding the electrode system to enzyme molecules. The enzyme layer is in the form of multiple fields that are arranged on the conductor of the working electrode at a distance from each other.


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