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US3984656A Expired / Lapsed US ⏱️ 0.0 years remaining

Food heating apparatus

Assignee: Lawrence Peska Associates Inc
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Filing: 1975-06-18
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Granted: 1976-10-05
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Expires: 1995-06-18
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Abstract

Abstract This disclosure pertains to an apparatus for use in heating containers of food, as in cans, bottles, plastic pouches and the like by emersion into water adapted to insure uniform heating thereof by substantially insulating the containers from thermal contact with all the parts of the heating apparatus except the water in contact with the container. The apparatus can also be used to heat water alone, brew coffee, tea or other beverages.

Inventors

  • 👤 William Thomas Morgan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 21:02
CPC Classifications
A; A47; A47J; A47J36/00; A47J36/24; A47J36/2411; A47J36/2433

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 397 words
A heating device for food comprising a hollow right angle cylinder container, electrical heating means, said electrical heating means fastened below the bottom surface of said container, a vertical protrusion, said vertical protrusion fixedly secured to an uppermost surface of said bottom surface of said container, said vertical protrusion comprised of a plastic material possessing low thermal energy transmission characteristics, said container comprised of a material dissimilar to said plastic material and possessing substantially higher thermal energy transmission characteristics relative to said plastic material, a pouring spout, a first slot, said container having an open mouth, said first slot extending downwardly from the uppermost edge of said open mouth, said first slot piercing through said uppermost edge, said pouring spout fixedly secured to the external surface of said container, said pouring spout having an innermost surface adjacent said external surface of said container, said innermost surface of said pouring spout being disposed intermediate said first slot and said uppermost surface of said bottom surface of said container, said pouring spout having open edges adjacent said external surface of said container, said open edges of said pouring spout disposed straddling the width of said first slot, a food removal device, said food removal device having a first portion being disposed within said container, said first portion being disposed in a horizontal plane below the uppermost surface of said protrusion, said food removal device having a second portion, said second portion fixedly secured to said first portion, said second portion extending substantially normal to said horizontal plane and adjacent to the interior surface of said container, said food removal device having a third portion, said third portion fixedly secured to the uppermost end of said second portion and extending radially outwardly therefrom, a portion of said third portion residing in said first slot and extending radially outwardly from said external surface of said container, a lid for covering said open mouth, said lid having a vertical wall extending downwardly therefrom, a second slot, said second slot being disposed in said vertical wall, said second slot piercing the lowermost edges of said vertical wall, said second slot being disposed about said portion of said third portion of said food removal device permitting the passage of said portion of said third portion of said food removal device therethrough when said vertical wall of said lid is disposed within said open mouth.
Claim 2
Dependent Claim 397 words
A heating device for food comprising a hollow right angle cylinder container, electrical heating means, said electrical heating means fastened below the bottom surface of said container, a vertical protrusion, said vertical protrusion fixedly secured to an uppermost surface of said bottom surface of said container, said vertical protrusion comprised of a plastic material possessing low thermal energy transmission characteristics, said container comprised of a material dissimilar to said plastic material and possessing substantially higher thermal energy transmission characteristics relative to said plastic material, a pouring spout, a first slot, said container having an open mouth, said first slot extending downwardly from the uppermost edge of said open mouth, said first slot piercing through said uppermost edge, said pouring spout fixedly secured to the external surface of said container, said pouring spout having an innermost surface adjacent said external surface of said container, said innermost surface of said pouring spout being disposed intermediate said first slot and said uppermost surface of said bottom surface of said container, said pouring spout having open edges adjacent said external surface of said container, said open edges of said pouring spout disposed straddling the width of said first slot, a food removal device, said food removal device having a first portion being disposed within said container, said first portion being disposed in a horizontal plane below the uppermost surface of said protrusion, said food removal device having a second portion, said second portion fixedly secured to said first portion, said second portion extending substantially normal to said horizontal plane and adjacent to the interior surface of said container, said food removal device having a third portion, said third portion fixedly secured to the uppermost end of said second portion and extending radially outwardly therefrom, a portion of said third portion residing in said first slot and extending radially outwardly from said external surface of said container, a lid for covering said open mouth, said lid having a vertical wall extending downwardly therefrom, a second slot, said second slot being disposed in said vertical wall, said second slot piercing the lowermost edges of said vertical wall, said second slot being disposed about said portion of said third portion of said food removal device permitting the passage of said portion of said third portion of said food removal device therethrough when said vertical wall of said lid is disposed within said open mouth.

References Cited (Backward Citations)

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US1091774A Cited
US1692547A Cited
US1860302A Cited
US1946573A Cited
US2205884A Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1979-10-05 1980-04-05 1980-10-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1983-10-05 1984-04-05 1984-10-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1987-10-05 1988-04-05 1988-10-05 $7700.00 Window Closed / Lapsed

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