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:
Oct. 19, 2010

Filed:

Oct. 31, 2003
Applicants:

Friedrich Arnold, Aalen, DE;

Wolfgang Becker, Blaustein, DE;

Michael Neumann, München, DE;

Inventors:

Friedrich Arnold, Aalen, DE;

Wolfgang Becker, Blaustein, DE;

Michael Neumann, München, DE;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G01K 13/00 (2006.01); F25B 49/00 (2006.01); G01K 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A temperature monitoring process for a refrigerator interior and a device for such monitoring. A monitoring unit is formed by a temperature sensitive element and a thermal buffer liquid in a transparent container. The monitoring unit container is placed in the refrigerator in any location to be monitored. The temperature is visually detected by observing a temperature related variable characteristic of the temperature sensitive element, such as the color of one or more areas of the temperature sensitive element.


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