US3215816A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oven
Assignee: White Consolidated Industries Inc
•
Filing: 1962-03-20
•
Granted: 1965-11-02
•
Expires: 1982-03-20
Abstract
No abstract record available.
Inventors
- 👤 Richard L Perl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:02
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/20; F24C15/2007; F24C15/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
208 words
IN AN OVEN COMPRISING AN OUTER CASING, AN OPEN OVEN CAVITY SUBSTANTIALLY FULLY SURROUNDED BY INSULATION WITHIN SAID CAVITY, MEANS FOR HEATING SAID OVEN CAVITY, AN OVEN DOOR IN ASSOCIATION WITH SAID OVEN CAVITY, AN OPEN SPACE BEING PROVIDED AT THE TOP OF SAID DOOR WHEN SAID DOOR IS CLOSED TO PERMIT THE ESCAPE OF GASES FROM THE INTERIOR OF SAID OVEN CAVITY, AND AN OVEN CONTROL PANEL T THE FRON TOF SAID CASING; A PLURALITY OF PLENUM CHAMBERS BETWEEN SAID CASING AND THE EXTERIOR OF SAOD OVEN CAVITY, ONE OF WHICH IS BEHIND SAID CONTROL PANEL, AN AIR INLET OPENING TO SAID PLENUM CHAMBERS IN THE FRONT OF SAID CASING BELOW SAID OVEN CAVITY, AN AIR INLET OPENING TO SAID PLENUM CHAMBERS IN THE FRONT OF SAID CASING ABOVE SAID OVEN CAVITY ADJACENT SAID OPEN SPACE EFFECTIVE TO RECEIVE THE GASES ESCAPING THERETHROUGH AS WELL AS AMBIENT AIR, AN AIR OUTLET FROM SAID PLENUM CHAMBERS IN THE REAR OF SAID CASING, AND BLOWER MEANS WITHIN SAID CASING EFFECTIVE TO DRAW AIR AND GASES INTO SAID PLENUM CHAMBERS THROUGH SAID INLET OPENINGS AND EXPEL THEM THROUGH SAID OUTLET OPENING, THEREBY COOLING SAID CONTROL PANEL AND EXTERIOR OF THE OVEN CAVITY AS WELL AS REMOVING THE ESCAPING OVEN GASES.
Claim 2
Dependent Claim
208 words
IN AN OVEN COMPRISING AN OUTER CASING, AN OPEN OVEN CAVITY SUBSTANTIALLY FULLY SURROUNDED BY INSULATION WITHIN SAID CAVITY, MEANS FOR HEATING SAID OVEN CAVITY, AN OVEN DOOR IN ASSOCIATION WITH SAID OVEN CAVITY, AN OPEN SPACE BEING PROVIDED AT THE TOP OF SAID DOOR WHEN SAID DOOR IS CLOSED TO PERMIT THE ESCAPE OF GASES FROM THE INTERIOR OF SAID OVEN CAVITY, AND AN OVEN CONTROL PANEL T THE FRON TOF SAID CASING; A PLURALITY OF PLENUM CHAMBERS BETWEEN SAID CASING AND THE EXTERIOR OF SAOD OVEN CAVITY, ONE OF WHICH IS BEHIND SAID CONTROL PANEL, AN AIR INLET OPENING TO SAID PLENUM CHAMBERS IN THE FRONT OF SAID CASING BELOW SAID OVEN CAVITY, AN AIR INLET OPENING TO SAID PLENUM CHAMBERS IN THE FRONT OF SAID CASING ABOVE SAID OVEN CAVITY ADJACENT SAID OPEN SPACE EFFECTIVE TO RECEIVE THE GASES ESCAPING THERETHROUGH AS WELL AS AMBIENT AIR, AN AIR OUTLET FROM SAID PLENUM CHAMBERS IN THE REAR OF SAID CASING, AND BLOWER MEANS WITHIN SAID CASING EFFECTIVE TO DRAW AIR AND GASES INTO SAID PLENUM CHAMBERS THROUGH SAID INLET OPENINGS AND EXPEL THEM THROUGH SAID OUTLET OPENING, THEREBY COOLING SAID CONTROL PANEL AND EXTERIOR OF THE OVEN CAVITY AS WELL AS REMOVING THE ESCAPING OVEN GASES.
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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) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |