Patent US3105364A successfully refreshed from Google Patents.
US3105364A
Expired / Lapsed
US
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Refrigerating apparatus with defrost means
Assignee: Motors Liquidation Co
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Filing: 1961-04-24
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Granted: 1963-10-01
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Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 John J O'connell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:45
CPC Classifications
F; F25; F25D; F25D21/00; F25D21/002; F25D17/00; F25D17/04; F25D17/042; F25D17/045; F25D2317/00; F25D2317/06; F25D2317/061; F25D2317/065; F25D2317/0653; F25D2317/068; F25D2317/0683; F25D2400/00; F25D2400/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A REFRIGERATOR INCLUDING INSULATING MEANS ENCLOSING A BELOW FREEZING COMPARTMENT AND AN ABOVE FREEZING COMPARTMENT INSULATED FROM EACH OTHER, MEANS FOR COOLING SAID BELOW FREEZING COMPARTMENT TO BELOW FREEZING TEMPERATURES AND SAID ABOVE FREEZING COMPARTMENT TO ABOVE FREEZING TEMPERATURES COMPRISING A REFRIGERATING SYSTEM INCLUDING REFRIGERANT LIQUEFYING MEANS AND REFRIGERANT EVAPORATING MEANS ADAPTED TO ACCUMULATE FROST, AND MEANS CONCURRENTLY RESPONSIVE TO THE COMBINATION OF TO RISE IN TEMPERATURE OF SAID ABOVE FREEZING COMPARTMENT TO A PREDETERMINED HIGH TEMPERATURE AND A FALL IN TEMPERATURE OF SAID BELOW FREEZING COMPARTMENT TO A PREDETERMINED LOW TEMPERATURE FOR DEFROSTING SAID EVAPORATING MEANS.
Claim 2
Dependent Claim
97 words
A REFRIGERATOR INCLUDING INSULATING MEANS ENCLOSING A BELOW FREEZING COMPARTMENT AND AN ABOVE FREEZING COMPARTMENT INSULATED FROM EACH OTHER, MEANS FOR COOLING SAID BELOW FREEZING COMPARTMENT TO BELOW FREEZING TEMPERATURES AND SAID ABOVE FREEZING COMPARTMENT TO ABOVE FREEZING TEMPERATURES COMPRISING A REFRIGERATING SYSTEM INCLUDING REFRIGERANT LIQUEFYING MEANS AND REFRIGERANT EVAPORATING MEANS ADAPTED TO ACCUMULATE FROST, AND MEANS CONCURRENTLY RESPONSIVE TO THE COMBINATION OF TO RISE IN TEMPERATURE OF SAID ABOVE FREEZING COMPARTMENT TO A PREDETERMINED HIGH TEMPERATURE AND A FALL IN TEMPERATURE OF SAID BELOW FREEZING COMPARTMENT TO A PREDETERMINED LOW TEMPERATURE FOR DEFROSTING SAID EVAPORATING MEANS.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |