Patent FR972491A successfully refreshed from Google Patents.
Patent US1966862A successfully refreshed from Google Patents.
Patent US1098513A successfully refreshed from Google Patents.
Patent US2646482A successfully refreshed from Google Patents.
US2646482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-voltage circuit breaker
Assignee: ITE Circuit Breaker Co
•
Filing: 1947-06-04
•
Granted: 1953-07-21
•
Expires: 1967-06-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Wood
- 👤 Arthur S Caswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:58
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/30; H01H9/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2243038A
Cited
US2215797A
Cited
US2259005A
Cited
US2293513A
Cited
US2363606A
Cited
US2372045A
Cited
US2442199A
Cited
US2417683A
Cited
US2445190A
Cited
US2477189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |