US2487422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resettable circuit breaker
Assignee: THERMO ELECTRIC FUSE CORP
•
Filing: 1948-04-06
•
Granted: 1949-11-08
•
Expires: 1968-04-06
Abstract
No abstract record available.
Inventors
- 👤 Carle Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:58
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/02; H01H73/06; H01H73/10; H01H73/22; H01H73/30; H01H73/303
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US815764A
Cited
US1560597A
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US1653823A
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US1732295A
Cited
US1621349A
Cited
GB275038A
Cited
US1843804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-11-07 | 1953-05-09 | 1953-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-11-07 | 1957-05-09 | 1957-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-11-07 | 1961-05-09 | 1961-11-08 | $7700.00 | Window Closed / Lapsed |