Patent US2464340A successfully refreshed from Google Patents.
US2464340A
Expired / Lapsed
US
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Thermostatically operated electric switch
Assignee: Individual
•
Filing: 1946-04-24
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Granted: 1949-03-15
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Expires: 1966-04-24
Abstract
No abstract record available.
Inventors
- 👤 Carl V Newbill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:49
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/74; H01H37/76; H01H37/767
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) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |