Patent US3331944A successfully refreshed from Google Patents.
US3331944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plug-in heating element assembly
Assignee: Electro Therm Inc
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Filing: 1965-03-02
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Granted: 1967-07-18
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Expires: 1985-03-02
Abstract
No abstract record available.
Inventors
- 👤 Nicholas J Burger
- 👤 Gerald L Griffin
- 👤 Eberhard W Meng
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:34
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/10; F24C15/102; F24C15/104
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
IN AN ELECTRIC STOVE, A TOP PANEL FORMED WITH A HEATING ELEMENT APERTURE, A SOCKET SECURED BENEATH THE PANEL ADJACENT TO THE EDGE OF THE APERTURE, A GUIDE MEMBER SECURED TO SAID SOCKET AND EXTENDING INWARDLY FROM BENEATH THE EDGE OF THE APERTURE, A REFLECTOR PAN RECEIVABLE IN SAID APERTURE, SAID PAN HAVING A SIDE OPENING REGISTERABLE WITH SAID SOCKET, INDEXING MEANS ON THE PAN INTERENGAGEABLE WITH SAID GUIDE MEMBER TO ORIENT THE PAN WITH SAID SIDE OPENING IN REGISTRY WITH SAID SOCKET, A COILED HEATING ELEMENT, MEANS TO SUPPORT THE HEATING ELEMENT IN THE UPPER PORTION OF THE PAN, AND TERMINAL END PORTIONS ON SAID COILED HEATING ELEMENT ENGAGEABLE THROUGH SAID SIDE OPENING AND RECEIVABLE IN SAID SOCKET.
Claim 2
Dependent Claim
119 words
IN AN ELECTRIC STOVE, A TOP PANEL FORMED WITH A HEATING ELEMENT APERTURE, A SOCKET SECURED BENEATH THE PANEL ADJACENT TO THE EDGE OF THE APERTURE, A GUIDE MEMBER SECURED TO SAID SOCKET AND EXTENDING INWARDLY FROM BENEATH THE EDGE OF THE APERTURE, A REFLECTOR PAN RECEIVABLE IN SAID APERTURE, SAID PAN HAVING A SIDE OPENING REGISTERABLE WITH SAID SOCKET, INDEXING MEANS ON THE PAN INTERENGAGEABLE WITH SAID GUIDE MEMBER TO ORIENT THE PAN WITH SAID SIDE OPENING IN REGISTRY WITH SAID SOCKET, A COILED HEATING ELEMENT, MEANS TO SUPPORT THE HEATING ELEMENT IN THE UPPER PORTION OF THE PAN, AND TERMINAL END PORTIONS ON SAID COILED HEATING ELEMENT ENGAGEABLE THROUGH SAID SIDE OPENING AND RECEIVABLE IN SAID SOCKET.
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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |