US2425983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal and magnetic trip circuit breaker
Assignee: Westinghouse Electric Corp
•
Filing: 1943-07-24
•
Granted: 1947-08-19
•
Expires: 1963-07-24
Abstract
No abstract record available.
Inventors
- 👤 Bingenheimer Melvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:31
CPC Classifications
H; H01; H01H; H01H71/00; H01H71/10; H01H71/12; H01H71/40; Y; Y10; Y10T; Y10T74/00; Y10T74/11; Y10T74/18; Y10T74/18056; Y10T74/18072
Claims Analysis
Total Claims: 0
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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) | 1950-08-18 | 1951-02-17 | 1951-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-18 | 1955-02-17 | 1955-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-18 | 1959-02-17 | 1959-08-19 | $7700.00 | Window Closed / Lapsed |