Patent US3462234A successfully refreshed from Google Patents.
US3462234A
Expired / Lapsed
US
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Ignition means for cooking apparatus and the like
Assignee: Robertshaw Controls Co
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Filing: 1967-09-25
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Granted: 1969-08-19
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Expires: 1987-09-25
Abstract
No abstract record available.
Inventors
- 👤 Charles D Branson
- 👤 Francis S Genbauffe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:16
CPC Classifications
F; F23; F23Q; F23Q3/00; F23Q3/002; F24; F24C; F24C3/00; F24C3/10; F24C3/103
Claims Analysis
Total Claims: 0
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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) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |