US2543398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Circuit breaker trip mechanism
Assignee: ITE Circuit Breaker Co
•
Filing: 1943-12-08
•
Granted: 1951-02-27
•
Expires: 1963-12-08
Abstract
No abstract record available.
Inventors
- 👤 Donald I Bohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:33
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/50; H01H71/505; H01H71/12; H01H71/24; H01H71/34; H01H2071/506; Y; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/21; Y10T74/2142; Y10T74/2144; Y10T74/2148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-26 | 1954-08-28 | 1955-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-26 | 1958-08-28 | 1959-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-26 | 1962-08-28 | 1963-02-27 | $7700.00 | Window Closed / Lapsed |