Patent US3317709A successfully refreshed from Google Patents.
US3317709A
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Electric griddle
Assignee: McGraw Edison Co
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Filing: 1964-05-11
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Granted: 1967-05-02
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Expires: 1984-05-11
Abstract
No abstract record available.
Inventors
- 👤 Silas V Beasley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:33
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/06; A47J37/067; A47J37/0676; F; F24; F24C; F24C15/00; F24C15/10; F24C15/102; F24C15/105
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
140 words
A GRIDDLE COMPRISING A GRID PLATE HAVING UPPER AND LOWER SURFACES; FIRST ELECTRICAL HEATING MEANS SECURED TO SAID LOWER SURFACE OF SAID GRID IN HEAT DELIVERING RELATION TO SAID UPPER SURFACE OF SAID GRID PLATE, THE HEAT RELEASE PORTION OF SAID FIRST ELECTRICAL HEATING MEANS BEING DISPOSED SUBSTANTIALLY UNIFORMLY WITH RESPECT TO SAID GRID LOWER SURFACE; SUPPORT MEANS CONNECTED TO SAID GRID PLATE ALONG THE MARGINAL EDGE PORTIONS THEREOF AND SUPPORTING SAID GRID PLATE IN A HORIZONTAL POSITION; SECOND ELECTRICAL HEATING MEANS SECURED TO SAID LOWER SURFACE OF SAID GRID PLATE IN SUBSTANTIALLY COMPLETELY SURROUNDING RELATION TO SAID FIRST ELECTRICAL HEATING MEANS, SAID SECOND ELECTRICAL HEATING MEANS BEING DISPOSED INTERMEDIATE SAID FIRST ELECTRICAL HEATING MEANS AND SAID SUPPORT MEANS; AND FIRST AND SECOND CONTROL MEANS FOR RESPECTIVELY REGULATING THE SUPPLY OF ELECTRICITY TO SAID FIRST AND SECOND ELECTRICAL HEATING MEANS.
References Cited (Backward Citations)
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US2617005A
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US3004130A
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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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |