US2828919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Simplified automatic control for range
Assignee: FLORENCE STOVE Co
•
Filing: 1955-09-26
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Granted: 1958-04-01
•
Expires: 1975-09-26
Abstract
No abstract record available.
Inventors
- 👤 Earl D Hillebrand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:25
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/02; G05D23/08; F; F24; F24C; F24C3/00; F24C3/12; F24C3/126
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194029A
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US1001997A
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US1883252A
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US2265792A
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US2402997A
Cited
US2430196A
Cited
US2456864A
Cited
US2699487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |