US3326692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for cooking
Assignee: McDonalds Systems Inc
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Filing: 1964-09-14
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Granted: 1967-06-20
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Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Louis J Martino
- 👤 Herbert R Blaese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:59
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/12; A47J37/1266; G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/2451; G05D23/2453
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
IN THE ART OF DEEP-FAT FRYING FOOD PRODUCTS IMMERSED IN A DEEP-FAT BATH IN WHICH AN ACCURATE DETERMINATION OF THE PROPER DEGREE OF DONENESS IS DESIRABLE SO THAT THE FOOD PRODUCT MAY BE REMOVED WHEN IT HAS BEEN PROPERLY COOKED, THE METHOD COMPRISING CONTINUOUSLY ELECTRICALLY SENSING THE TEMPERATURE OF THE BATH FROM THE TIME THE FOOD PRODUCT IS IMMERSED IN SAID BATH, CONTINUOUSLY INTEGRATING THE SENSED TIME-TEMPERATURE RELATIONSHIP OF SAID BATH FROM THE MOMENT THE FOOD PRODUCT IS IMMERSED IN SAID BATH INDICATING THE SUM OF THE SENSED TIME-TEMPERATURE RELATIONSHIP, AND REMOVING SAID FOOD PRODUCT IN RESPONSE TO THE INDICATED SUM.
Claim 2
Dependent Claim
85 words
IN COMBINATION, HEATED BATH MEANS FOR MAINTAINING A COOKING MEDIUM AT AN ELEVATED TEMPERATURE RANGE FOR COOKING A FOOD PRODUCT IMMERSED IN SAID MEDIUM, SENSING MEANS RESPONSIVE TO THE TEMPERATURE AT A REGION OF SAID MEDIUM TO PROVIDE REPEATED OUTPUT SIGNALS THAT VARY IN PRODUCTION TO TEMPERATURE OF THE MEDIUM AT SAID REGION, AND ELECTRICAL INTEGRATING MEANS RESPONSIVE TO SAID OUTPUT SIGNALS TO TOTALIZE SAID OUTPUT SIGNALS TO PRODUCE A UTILIZATION SIGNAL REPRESENTS OF THE TOTALIZED COOKING, EFFECT OF SAID MEDIUM ON SAID FOOD PRODUCT.
References Cited (Backward Citations)
US2657580A
Cited
US3186228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |