Patent ID: 8841590
Filing Date: 2014-09-23
Classification: A47J

Abstract:
1. A method of fabricating a cooking vessel, the method comprising the steps of: a. providing a first substantially planar sheet of a metal to form the inner lining of the cookware article, b. providing a second substantially planar sheet of copper or an alloy thereof, c. providing a third substantially planar sheet of stainless steel, d. drawing each of the first, second and third planar sheets to respectively form the first, second and third preforms thereof, wherein each preform is a vessel capable of retaining fluid that has a bottom and an upward extending sidewall that surrounds and connects to the bottom and terminates at an upper rim, and the third perform is shorter than the first and second preforms so as to eventually form only the exterior bottom and a lower exterior portion of the surrounding sidewalls of the cooking vessel, wherein: e. attaching the first preform to the interior of the second preform, f. attaching the second preform to the interior of the third preform, g. attaching a co-extensive portion of the periphery of the sidewall of the first preform and second preform to form the rim of the cooking vessel.