US2813950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker operating mechanism
Assignee: ITE Circuit Breaker Co
•
Filing: 1953-08-18
•
Granted: 1957-11-19
•
Expires: 1973-08-18
Abstract
No abstract record available.
Inventors
- 👤 George A Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:06
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/50; H01H71/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1190060A
Cited
US1827626A
Cited
US2041903A
Cited
US1953789A
Cited
US2355075A
Cited
US2515994A
Cited
US2542736A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-18 | 1961-05-20 | 1961-11-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-18 | 1965-05-20 | 1965-11-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-18 | 1969-05-20 | 1969-11-19 | $7700.00 | Window Closed / Lapsed |