US2789768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermo-bulb heat control for deep frying apparatus
Assignee: WILLIAM D KENNEDY
•
Filing: 1952-06-10
•
Granted: 1957-04-23
•
Expires: 1972-06-10
Abstract
No abstract record available.
Inventors
- 👤 The United National Cliffside
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:37
CPC Classifications
A; A47; A47J; A47J37/00; A47J37/12; A47J37/1266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2428642A
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US2577400A
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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) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |