Patent US2723336A successfully refreshed from Google Patents.
US2723336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatically controlled electric flatiron or the like
Assignee: General Electric Co
•
Filing: 1953-07-23
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Granted: 1955-11-08
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Expires: 1973-07-23
Abstract
No abstract record available.
Inventors
- 👤 Alfred G Swenson
- 👤 Frank E Finlayson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:09
CPC Classifications
D; D06; D06F; D06F75/00; D06F75/08; D06F75/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1911272A
Cited
US2008484A
Cited
US2235893A
Cited
US2442104A
Cited
US2519025A
Cited
US2627002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |