US3423568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric and gas self-cleaning oven
Assignee: White Consolidated Industries Inc
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Filing: 1966-08-22
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Granted: 1969-01-21
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Expires: 1986-08-22
Abstract
No abstract record available.
Inventors
- 👤 Daniel G Meckley
- 👤 Arthur W Vonderhaar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:51
CPC Classifications
F; F24; F24C; F24C11/00; C; C11; C11D; C11D3/00; C11D3/0005; C11D3/0057; F24C14/00; F24C14/02; F24C14/025; F24C15/00; F24C15/20; F24C15/2007; F24C15/2014
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A SELF-CLEANING COOKING OVEN COMPRISING WALLS FORMING A CAVITY HAVING AN ACCESS OPENING, A DOOR FOR CLOSURE OF SAID ACCESS OPENING, GAS BURNER MEANS WITHIN THE CAVITY FOR PERFORMING FOOD COOKING OPERATIONS THEREIN AT TEMPERATURES NOT APRECIABLY IN AXCESS OF ABOUT 500* F., A WALL SECTION OF THE CAVITY BEING PROVIDED WITH A SECONDARY AIR INLET FOR FLOW OF AMBIENT AIR INTO THE CAVITY WITH THE DOOR CLOSED DURING SUCH AS COOK OPERATIONS, ELECTRIC HEATING MEANS ALSO WITHIN THE CAVITY FOR HEATING THE WALLS THEREOF TO A SELF-CLEANING TEMPERATURE WITHIN THE RANGE OF FROM ABOUT 750* F. TO ABOUT 950* F., AND SHUTTER MEANS FOR CLOSING SAID SECONDARY AIR INLET DURING ENERGIZATION OF SAID ELECTRIC HEATING MEANS.
Claim 2
Dependent Claim
117 words
A SELF-CLEANING COOKING OVEN COMPRISING WALLS FORMING A CAVITY HAVING AN ACCESS OPENING, A DOOR FOR CLOSURE OF SAID ACCESS OPENING, GAS BURNER MEANS WITHIN THE CAVITY FOR PERFORMING FOOD COOKING OPERATIONS THEREIN AT TEMPERATURES NOT APRECIABLY IN AXCESS OF ABOUT 500* F., A WALL SECTION OF THE CAVITY BEING PROVIDED WITH A SECONDARY AIR INLET FOR FLOW OF AMBIENT AIR INTO THE CAVITY WITH THE DOOR CLOSED DURING SUCH AS COOK OPERATIONS, ELECTRIC HEATING MEANS ALSO WITHIN THE CAVITY FOR HEATING THE WALLS THEREOF TO A SELF-CLEANING TEMPERATURE WITHIN THE RANGE OF FROM ABOUT 750* F. TO ABOUT 950* F., AND SHUTTER MEANS FOR CLOSING SAID SECONDARY AIR INLET DURING ENERGIZATION OF SAID ELECTRIC HEATING 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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |