Patent US3286483A successfully refreshed from Google Patents.
US3286483A
Expired / Lapsed
US
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Cold server with holdover means
Assignee: Russell Hobbs Inc
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Filing: 1964-09-08
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Granted: 1966-11-22
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Expires: 1984-09-08
Abstract
No abstract record available.
Inventors
- 👤 Frederick J Burg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:39
CPC Classifications
F; F25; F25D; F25D3/00; F25D3/02; F25D3/06; F25D3/08; F25D2331/00; F25D2331/80; F25D2331/812; Y; Y02; Y02A; Y02A40/00; Y02A40/90; Y02A40/963
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A FOOD SERVER ADAPTED TO SERVE FOOD MATERIALS AND ADAPTED TO MAINTAIN SUCH FOOD MATERIALS AT A TEMPERATURE BELOW NORMAL ROOM AMBIENT TEMPERATURE, SAID FOOD SERVER COMPRISING A DECK, SAID DECK BEING MADE OF A MATERIAL OF RELATIVELY HIGH THERMAL CONDUCTIVITY, SUCH DECK HAVING A SUBSTANTIALLY PLANAR TOP SURFACE AND A BOTTOM SURFACE, HEAT SINK MEANS DETACHABLY SECURED TO SAID BOTTOM SURFACE, SAID HEAT SINK MEANS CONTAINING A MATERIAL HAVING A PHASE CHANGE FROM SOLID TO LIQUID AT APPROXIMATELY THE SAME TEMPERATURE AS THE FUSION POINT OF ICE AND HAVING A HEAT OF FUSION AT LEAST EQUAL TO THE HEAT OF ICE AND HAVING A SAID HEAT SINK BEING IN THERMAL CONINUTY WITH RESPECT TO THE TOP OF SAID DECK, A HOUSING ARRANGED FOR THE SUPPORT OF SAID DECK, SAID HOUSING HAVING EDGE DEFINING WALLS AND HAVING A BOTTOM, SAID HOUSING BEING CONTINUOUS FROM SAID EDGE DEFINING WALLS THROUGH SAID BOTTOM, PROJECTIONS INTEGRALLY FORMED WITH SAID EDGE DEFINING WALLS EXTENDING IN-
Claim 2
Dependent Claim
161 words
A FOOD SERVER ADAPTED TO SERVE FOOD MATERIALS AND ADAPTED TO MAINTAIN SUCH FOOD MATERIALS AT A TEMPERATURE BELOW NORMAL ROOM AMBIENT TEMPERATURE, SAID FOOD SERVER COMPRISING A DECK, SAID DECK BEING MADE OF A MATERIAL OF RELATIVELY HIGH THERMAL CONDUCTIVITY, SUCH DECK HAVING A SUBSTANTIALLY PLANAR TOP SURFACE AND A BOTTOM SURFACE, HEAT SINK MEANS DETACHABLY SECURED TO SAID BOTTOM SURFACE, SAID HEAT SINK MEANS CONTAINING A MATERIAL HAVING A PHASE CHANGE FROM SOLID TO LIQUID AT APPROXIMATELY THE SAME TEMPERATURE AS THE FUSION POINT OF ICE AND HAVING A HEAT OF FUSION AT LEAST EQUAL TO THE HEAT OF ICE AND HAVING A SAID HEAT SINK BEING IN THERMAL CONINUTY WITH RESPECT TO THE TOP OF SAID DECK, A HOUSING ARRANGED FOR THE SUPPORT OF SAID DECK, SAID HOUSING HAVING EDGE DEFINING WALLS AND HAVING A BOTTOM, SAID HOUSING BEING CONTINUOUS FROM SAID EDGE DEFINING WALLS THROUGH SAID BOTTOM, PROJECTIONS INTEGRALLY FORMED WITH SAID EDGE DEFINING WALLS EXTENDING IN-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |