US1330877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric cooker
Assignee: American Electrical Heater Co
•
Filing: 1918-02-21
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Granted: 1920-02-17
•
Expires: 1938-02-21
Abstract
No abstract record available.
Inventors
- 👤 Kuhn Frank
- 👤 Jay A Hand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:23
CPC Classifications
F; F24; F24C; F24C15/00; F24C15/10; F24C15/102; F24C15/104
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1923-02-16 | 1923-08-18 | 1924-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-02-16 | 1927-08-18 | 1928-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-02-16 | 1931-08-18 | 1932-02-17 | $7700.00 | Window Closed / Lapsed |