US3103797A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerators
Assignee: Hupp Corp
•
Filing: 1961-03-30
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Granted: 1963-09-17
•
Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Earl K Harley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:24
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/04; F25D17/06; F25D17/062; F25D11/00; F25D11/02; F25D11/022; F25D21/00; F25D21/14; F25D2317/00; F25D2317/06; F25D2317/067; F25D2321/00; F25D2321/14; F25D2321/146; F25D2400/00; F25D2400/04; F25D2400/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
A REFRIGERATOR COMPRISING AN INSULATED HOUSING DIVIDED BY AN INSULATED WALL INTO AN UPPER FRESH FOOD COMPARTMENT AND A LOWER FROZEN FOOD COMPARTMENT, AN EVAPORATOR COIL IN SAID FROZEN FOOD COMPARTMENT, A SECOND EVAPORATOR COIL IN SAID FRESH FOOD COMPARTMENT, SAID SECOND EVAPORATOR COIL EXTENDING VERTICALLY OF SAID COMPARTMENT CLOSELY ADJACENT THE REAR WALL THEREOF AND FORMING WITH SAID REAR WALL A FIRST AIR CHANNEL OPEN AT ITS LOWER END, A BAFFLE MOUNTED IN PARALLEL SPACED RELATION WITH SAID SECOND EVAPORATOR COIL AND FORMING THEREWITH A SECOND AIR CHANNEL, OPEN AT ITS UPPER AND LOWER ENDS, THE OPEN LOWER ENDS OF SAID FIRST AND SECOND AIR CHANNELS BEING CLOSELY ADJACENT TO PERMIT AIR FROM SAID SECOND CHANNEL TO FLOW INTO SAID FIRST CHANNEL, A FAN MOUNTED ADJACENT THE UPPER END OF THE REAR WALL OF SAID FRESH FOOD COMPARTMENT AND HAVING AN INLET IN COMMUNICATION WITH THE UPPER END OF SAID FIRST CHANNEL AND AN OUTLET IN COMMUNICATION WITH THE INTERIOR OF SAID FRESH FOOD COMPARTMENT AT THE TOP THEREOF, AND MEANS PREVENTING FLOW OF AIR FROM THE UPPER END OF SAID SECOND CHANNEL TO SAID FAN INLET WHEREBY AIR PASSES IN SERIES
Claim 2
Dependent Claim
193 words
A REFRIGERATOR COMPRISING AN INSULATED HOUSING DIVIDED BY AN INSULATED WALL INTO AN UPPER FRESH FOOD COMPARTMENT AND A LOWER FROZEN FOOD COMPARTMENT, AN EVAPORATOR COIL IN SAID FROZEN FOOD COMPARTMENT, A SECOND EVAPORATOR COIL IN SAID FRESH FOOD COMPARTMENT, SAID SECOND EVAPORATOR COIL EXTENDING VERTICALLY OF SAID COMPARTMENT CLOSELY ADJACENT THE REAR WALL THEREOF AND FORMING WITH SAID REAR WALL A FIRST AIR CHANNEL OPEN AT ITS LOWER END, A BAFFLE MOUNTED IN PARALLEL SPACED RELATION WITH SAID SECOND EVAPORATOR COIL AND FORMING THEREWITH A SECOND AIR CHANNEL, OPEN AT ITS UPPER AND LOWER ENDS, THE OPEN LOWER ENDS OF SAID FIRST AND SECOND AIR CHANNELS BEING CLOSELY ADJACENT TO PERMIT AIR FROM SAID SECOND CHANNEL TO FLOW INTO SAID FIRST CHANNEL, A FAN MOUNTED ADJACENT THE UPPER END OF THE REAR WALL OF SAID FRESH FOOD COMPARTMENT AND HAVING AN INLET IN COMMUNICATION WITH THE UPPER END OF SAID FIRST CHANNEL AND AN OUTLET IN COMMUNICATION WITH THE INTERIOR OF SAID FRESH FOOD COMPARTMENT AT THE TOP THEREOF, AND MEANS PREVENTING FLOW OF AIR FROM THE UPPER END OF SAID SECOND CHANNEL TO SAID FAN INLET WHEREBY AIR PASSES IN SERIES
References Cited (Backward Citations)
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US2350249A
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US2900866A
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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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |