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:
Jun. 23, 2015
Filed:
Jun. 25, 2014
Applicant:
Cooktek Induction Systems, Llc, Chicago, IL (US);
Inventors:
Warren S. Graber, Hoffman Estates, IL (US);
Reinhard Metz, Wheaton, IL (US);
Robert J. Visher, Downers Grove, IL (US);
Assignee:
COOKTEK INDUCTION SYSTEMS, LLC, Chicago, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 6/12 (2006.01); H05B 6/00 (2006.01); H05B 6/06 (2006.01); H05B 6/10 (2006.01); A47J 36/24 (2006.01);
U.S. Cl.
CPC ...
H05B 6/12 (2013.01); H05B 6/062 (2013.01); H05B 6/105 (2013.01); H05B 2213/07 (2013.01); A47J 36/2483 (2013.01); H05B 6/1209 (2013.01); Y02B 40/123 (2013.01); A47J 36/24 (2013.01);
Abstract
A method for holding and warming food. The method includes the steps of: using a container formed of 300-series stainless steel, wherein the container is formed by a cold working process; and applying to the container a magnetic field from an induction coil, wherein the magnetic field is sufficient to induce a current in the container to heat the container.