Patents Assigned to All-Clad Metalcrafters LLC
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Patent number: 9078539Abstract: Cookware comprising a selectively bonded composite of at least two layers of materials wherein the first of the at least two layers of materials has a plurality of spaced-apart bubbles formed on its surface, defining a cooking surface of the cookware, and a second layer of two layers of material is bonded thereto, wherein the bonding between the bubbles and the second material is of a lesser degree than the bonding between the first and second layers of materials in areas intermediate the bubbles, whereby a coefficient of heat conductivity is greater in the intermediate areas than in the bubbles.Type: GrantFiled: March 17, 2014Date of Patent: July 14, 2015Assignee: All-Clad Metalcrafters LLCInventors: William A. Groll, John Watkins
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Patent number: 9060639Abstract: Cookware, such as a stock pot, fry pan, sauté pan, griddle, or grill, comprising a basic three-ply bonded composite includes two layers of an aluminum alloy, such as 3003 or the like, bonded on opposed sides to a core layer of higher purity aluminum, such as 1050, 1100, 1145, or the like, to define a three-ply composite cookware product. One or more additional layers of higher purity aluminum are bonded intermediate one or more additional layers of aluminum alloy to form five-ply, or seven-ply, or more, bonded composite cookware products. The exterior layers of aluminum alloy may also include a non-stick coating and/or an anodized coating.Type: GrantFiled: May 24, 2012Date of Patent: June 23, 2015Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20150001226Abstract: Cookware comprising a selectively bonded composite of at least two layers of materials wherein the first of the at least two layers of materials has a plurality of spaced-apart bubbles formed on its surface, defining a cooking surface of the cookware, and a second layer of two layers of material is bonded thereto, wherein the bonding between the bubbles and the second material is of a lesser degree than the bonding between the first and second layers of materials in areas intermediate the bubbles, whereby a coefficient of heat conductivity is greater in the intermediate areas than in the bubbles.Type: ApplicationFiled: March 17, 2014Publication date: January 1, 2015Applicant: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20140339237Abstract: Cookware formed from carbon steel having a handle comprising two tangs cut from a peripheral flange surrounding a formed body of the cookware, such as a fry pan, wherein end portions of the tangs are integral with the formed body, the tangs being bent to form the handle configuration.Type: ApplicationFiled: April 15, 2014Publication date: November 20, 2014Applicant: All-Clad Metalcrafters LLCInventors: William A. Groll, John Watkins
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Publication number: 20140305949Abstract: Cookware comprising a cooking surface of a bare metal and a sidewall extending upwardly from the cooking surface to a rim, wherein the sidewall is coated with a non-stick material.Type: ApplicationFiled: April 14, 2014Publication date: October 16, 2014Applicant: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20130119069Abstract: A device for holding a lid to a pot to permit the pouring of liquid from the pot while retaining a food product within the pot, including a pair of spaced apart hook members attached to opposed top edges of the pot and positioned off-set from a centerline of the pot. The hook members each include a horizontal top flange turned inwardly toward the pot, whereby when the pot is moved to a pouring position, the liquid forces the lid to separate from the pot and the top flanges of the hook members to engage the lid to maintain a predetermined pouring gap between the lid and the pot and also to prevent the lid from sliding forward off the pot due to their off-set positioning from the pot centerline.Type: ApplicationFiled: October 8, 2012Publication date: May 16, 2013Applicant: ALL-CLAD METALCRAFTERS LLCInventor: All-Clad Metalcrafters LLC
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Publication number: 20130017410Abstract: Cookware, such as a stock pot, fry pan, sauté pan, griddle, or grill, comprising a basic three-ply bonded composite includes two layers of an aluminum alloy, such as 3003 or the like, bonded on opposed sides to a core layer of higher purity aluminum, such as 1050, 1100, 1145, or the like, to define a three-ply composite cookware product. One or more additional layers of higher purity aluminum are bonded intermediate one or more additional layers of aluminum alloy to form five-ply, or seven-ply, or more, bonded composite cookware products. The exterior layers of aluminum alloy may also include a non-stick coating and/or an anodized coating.Type: ApplicationFiled: May 24, 2012Publication date: January 17, 2013Applicant: ALL-CLAD METALCRAFTERS LLCInventor: William A. Groll
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Patent number: 8137732Abstract: A flavor infusion device for roasting poultry, such as chicken, comprising an elongated metal member having an attachment means at one end for attachment to a sidewall of a roasting pan, a radiused bent portion extending upwardly from the attachment means, and a horizontal arm portion extending from the radiused bent portion in a substantially horizontal orientation relative to the roasting pan to support an open cavity of the poultry, said horizontal arm portion having a flavor cup associated therewith for receiving an infusion flavoring liquid therein. A method of roasting poultry comprising the steps of providing a flavor infusion device, attaching the device to a sidewall of a roasting pan, placing an infusion liquid in the cup, mounting the poultry on the horizontal arm of the device, preferably in a breast-down orientation, and roasting the poultry.Type: GrantFiled: March 23, 2010Date of Patent: March 20, 2012Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Patent number: 8133596Abstract: Cookware having improved uniform heat transfer over the entire cross section thereof, the cookware formed from a multi-layered composite metal having a layer of stainless steel roll bonded at or near the core of the composite to act as a thermal barrier and provide more uniform heat distribution on the cook surface. The stainless layer is roll bonded to layers of aluminum which, in turn, is roll bonded to layers of stainless steel or aluminum or copper. The layer of stainless steel adjacent to the cooking range may be a ferromagnetic grade of stainless steel if induction-type heating is desired. The cookware may include a non-stick surface applied thereto.Type: GrantFiled: February 4, 2011Date of Patent: March 13, 2012Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Patent number: 7980171Abstract: A cooking or food warming appliance having a heated heat sink plate situated in a vacuum environment within an outer shell. A food vessel intimately engages the heat sink plate along a food contacting surface thereof by virtue of the vacuum. The vacuum eliminates air gaps between the food contacting surface of the food vessel and the heat sink plate so as to provide instantaneous and uniform heating of the food vessel. The vacuum environment also provides thermal insulation for the heat sink plate whereby heat loss by convection is virtually eliminated.Type: GrantFiled: May 23, 2006Date of Patent: July 19, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20110162535Abstract: A composite griddle plate comprising a first sheet of metal defining a cook surface and a core plate of a metal having a relatively high coefficient of heat conductivity wherein the first sheet remains in intimate contact with an upper surface of the core plate with the aid of a vacuum.Type: ApplicationFiled: March 15, 2011Publication date: July 7, 2011Applicant: ALL-CLAD METALCRAFTERS LLCInventor: William A. Groll
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Patent number: 7960034Abstract: 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.Type: GrantFiled: March 31, 2008Date of Patent: June 14, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20110123826Abstract: Cookware having improved uniform heat transfer over the entire cross section thereof, the cookware formed from a multi-layered composite metal having a layer of stainless steel roll bonded at or near the core of the composite to act as a thermal barrier and provide more uniform heat distribution on the cook surface. The stainless layer is roll bonded to layers of aluminum which, in turn, is roll bonded to layers of stainless steel or aluminum or copper. The layer of stainless steel adjacent to the cooking range may be a ferromagnetic grade of stainless steel if induction-type heating is desired. The cookware may include a non-stick surface applied thereto.Type: ApplicationFiled: February 4, 2011Publication date: May 26, 2011Applicant: ALL-CLAD METALCRAFTERS LLCInventor: William A. Groll
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Patent number: 7926418Abstract: A composite griddle plate comprising a first sheet of metal defining a cook surface and a core plate of a metal having a relatively high coefficient of heat conductivity wherein the first sheet remains in intimate contact with an upper surface of the core plate with the aid of a vacuum.Type: GrantFiled: October 6, 2005Date of Patent: April 19, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20110070345Abstract: A flavor infusion device for roasting poultry, such as chicken, comprising an elongated metal member having an attachment means at one end for attachment to a sidewall of a roasting pan, a radiused bent portion extending upwardly from the attachment means, and a horizontal arm portion extending from the radiused bent portion in a substantially horizontal orientation relative to the roasting pan to support an open cavity of the poultry, said horizontal arm portion having a flavor cup associated therewith for receiving an infusion flavoring liquid therein. A method of roasting poultry comprising the steps of providing a flavor infusion device, attaching the device to a sidewall of a roasting pan, placing an infusion liquid in the cup, mounting the poultry on the horizontal arm of the device, preferably in a breast-down orientation, and roasting the poultry.Type: ApplicationFiled: March 23, 2010Publication date: March 24, 2011Applicant: ALL-CLAD METALCRAFTERS LLCInventor: William A. Groll
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Patent number: 7906221Abstract: Cookware having improved uniform heat transfer over the entire cross section thereof, the cookware formed from a multi-layered composite metal having a layer of stainless steel roll bonded at or near the core of the composite to act as a thermal barrier and provide more uniform heat distribution on the cook surface. The stainless layer is roll bonded to layers of aluminum which, in turn, is roll bonded to layers of stainless steel or aluminum or copper. The layer of stainless steel adjacent to the cooking range may be a ferromagnetic grade of stainless steel if induction-type heating is desired. The cookware may include a non-stick surface applied thereto.Type: GrantFiled: April 23, 2007Date of Patent: March 15, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Publication number: 20110048128Abstract: A combined conical measuring beaker combining two truncated conically shaped portions of differing volumes joined together, wherein each of the portions has volumetric measuring markings applied along respective sidewalls of each portion.Type: ApplicationFiled: September 2, 2010Publication date: March 3, 2011Applicant: ALL-CLAD METALCRAFTERS LLCInventor: William A. Groll
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Patent number: D644481Type: GrantFiled: September 10, 2010Date of Patent: September 6, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Patent number: D644482Type: GrantFiled: September 10, 2010Date of Patent: September 6, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll
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Patent number: D644486Type: GrantFiled: September 10, 2010Date of Patent: September 6, 2011Assignee: All-Clad Metalcrafters LLCInventor: William A. Groll