Patent US2812254A successfully refreshed from Google Patents.
US2812254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for continuously cooking potato chips and similar comestibles
Assignee: H W Lay & Co Inc
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Filing: 1952-05-12
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Granted: 1957-11-05
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Expires: 1972-05-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Horace L Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:04
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/12; A47J37/1214
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN THE COOKING OF WATER-CONTAINING RAW COMESTIBLES IN DIRECT CONTACT WITH A HOT COOKING OIL TO PRODUCE POTATO CHIPS AND ANALOGOUS DEEP FAT COOKED FOOD PRODUCTS, THE STEPS WHICH COMPRISE CONTINUOUSLY INTRODUCING SAID RAW COMESTIBLES INTO A BODY OF SUCH OIL FOR TRAVERSE THERETHROUGH; AND MAINTAINING A SUPPLY OF HEAT UNITS IN THE OIL ADEQUATE TO CONTINUOUSLY RAPIDLY EVAPORATE THE WATER CONTENT OF THE COMESTIBLES AND BRING THEM TO THE MOST EFFICIENT COOKING TEMPERATURE IN A MINIUM TIME, BY CONTINUOUSLY WITHDRAWING OIL FROM SAID BODY, RE-HEATING IT EXTRANEOUSLY THEREOF AND RETURNING IT TO THE BODY AT SUBSTANTIALLY THE POINT OF ENTRY OF THE COMESTIBLES THEREINTO, AND REGULATING SAID RE-HEATING IN INVERSE RATIO TO THE TEMPERATURE OF THE WITHDRAWN OIL TO ALWAYS MAINTAIN IT BELOW THE BREAK-DOWN POINT OF THE OIL
Claim 2
Dependent Claim
130 words
IN THE COOKING OF WATER-CONTAINING RAW COMESTIBLES IN DIRECT CONTACT WITH A HOT COOKING OIL TO PRODUCE POTATO CHIPS AND ANALOGOUS DEEP FAT COOKED FOOD PRODUCTS, THE STEPS WHICH COMPRISE CONTINUOUSLY INTRODUCING SAID RAW COMESTIBLES INTO A BODY OF SUCH OIL FOR TRAVERSE THERETHROUGH; AND MAINTAINING A SUPPLY OF HEAT UNITS IN THE OIL ADEQUATE TO CONTINUOUSLY RAPIDLY EVAPORATE THE WATER CONTENT OF THE COMESTIBLES AND BRING THEM TO THE MOST EFFICIENT COOKING TEMPERATURE IN A MINIUM TIME, BY CONTINUOUSLY WITHDRAWING OIL FROM SAID BODY, RE-HEATING IT EXTRANEOUSLY THEREOF AND RETURNING IT TO THE BODY AT SUBSTANTIALLY THE POINT OF ENTRY OF THE COMESTIBLES THEREINTO, AND REGULATING SAID RE-HEATING IN INVERSE RATIO TO THE TEMPERATURE OF THE WITHDRAWN OIL TO ALWAYS MAINTAIN IT BELOW THE BREAK-DOWN POINT OF THE OIL
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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) | 1960-11-04 | 1961-05-06 | 1961-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-04 | 1965-05-06 | 1965-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-04 | 1969-05-06 | 1969-11-05 | $7700.00 | Window Closed / Lapsed |