US2888548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostat for multi-purpose cooker
Assignee: Knapp Monarch Co
•
Filing: 1955-03-07
•
Granted: 1959-05-26
•
Expires: 1975-03-07
Abstract
No abstract record available.
Inventors
- 👤 Andrew S Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 23:26
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0213; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2820129A
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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) | 1962-05-25 | 1962-11-24 | 1963-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-25 | 1966-11-24 | 1967-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-25 | 1970-11-24 | 1971-05-26 | $7700.00 | Window Closed / Lapsed |