Invention Grant
- Patent Title: Multi-ply cookware with copper-aluminum-stainless steel
- Patent Title (中): 多层炊具用铜铝不锈钢
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Application No.: US12059233Application Date: 2008-03-31
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Publication No.: US07960034B2Publication Date: 2011-06-14
- Inventor: William A. Groll
- Applicant: William A. Groll
- Applicant Address: US PA Canonsburg
- Assignee: All-Clad Metalcrafters LLC
- Current Assignee: All-Clad Metalcrafters LLC
- Current Assignee Address: US PA Canonsburg
- Agency: The Webb Law Firm
- Main IPC: B32B15/18
- IPC: B32B15/18 ; B32B15/20 ; A47J36/02

Abstract:
Multi-ply composite cookware consisting of different metal combinations to include the beauty of copper on the exterior coupled with its excellent heat distribution/conductivity properties within the interior to provide thermally efficient, durable and cosmetically pleasing cookware. In several embodiments of the present invention, a layer of silver is also preferably employed in the interior thereof between adjacent aluminum layers to further improve thermal conductivity.
Public/Granted literature
- US20080241582A1 Multi-Ply Cookware With Copper-Aluminum-Stainless Steel Public/Granted day:2008-10-02
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