Patent US3070879A successfully refreshed from Google Patents.
US3070879A
Expired / Lapsed
US
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Method of protecting the walls of an oven from becoming fouled
Assignee: Individual
•
Filing: 1959-05-11
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Granted: 1963-01-01
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Expires: 1979-05-11
Abstract
No abstract record available.
Inventors
- 👤 Seale George Henry Rol Shenton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:14
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/007; F24C15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A METHOD OF PROTECTING, FROM BECOMING FOULED, THE INTERIOR SURFACES OF THE SIDES AND BACK OF AN OVEN, HAVING GUIDES IN THE SIDE WALLS THEREOF FOR REMOVABLE SHELVES, THE METHOD INCLUDING THE STEPS OF CUTTING A SHEET OF HEATRESISTANT FOIL TO PROVIDE A MASK HAVING A LENGTH TO FIT THE TOTAL WIDTH OF SAID SIDES AND BACK, BENDING SAID SHEET TO A U-SHAPED TO FIT SAID SIDES AND BACK, ASSEMBLING THE U-SHAPED MASK ADJACENT SAID SIDES AND BACK, PRESSING THE SIDE WALLS OF SAID MASK AGAINST SAID SIDES OF THE OVEN AND THE SHELF GUIDES THEREOF AND INSERTING AT LEAST ONE SHELF INTO THE OVEN IN ENGAGEMENT WITH SHELF GUIDES THEREFOR TO HOLD THE MASK, THE MASK BEING REMOVABLE AFTER IT HAS BECOME FOULED AND BEING REPLACEABLE BY A NEW MASK.
Claim 2
Independent Claim
131 words
A METHOD OF PROTECTING, FROM BECOMING FOULED, THE INTERIOR SURFACES OF THE SIDES AND BACK OF AN OVEN, HAVING GUIDES IN THE SIDE WALLS THEREOF FOR REMOVABLE SHELVES, THE METHOD INCLUDING THE STEPS OF CUTTING A SHEET OF HEATRESISTANT FOIL TO PROVIDE A MASK HAVING A LENGTH TO FIT THE TOTAL WIDTH OF SAID SIDES AND BACK, BENDING SAID SHEET TO A U-SHAPED TO FIT SAID SIDES AND BACK, ASSEMBLING THE U-SHAPED MASK ADJACENT SAID SIDES AND BACK, PRESSING THE SIDE WALLS OF SAID MASK AGAINST SAID SIDES OF THE OVEN AND THE SHELF GUIDES THEREOF AND INSERTING AT LEAST ONE SHELF INTO THE OVEN IN ENGAGEMENT WITH SHELF GUIDES THEREFOR TO HOLD THE MASK, THE MASK BEING REMOVABLE AFTER IT HAS BECOME FOULED AND BEING REPLACEABLE BY A NEW MASK.
References Cited (Backward Citations)
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US1344960A
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US2236992A
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US2423810A
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US2882890A
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US2826105A
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US2841132A
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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) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |