US2128802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic reclosing circuit breaker system
Assignee: General Electric Co
•
Filing: 1937-03-10
•
Granted: 1938-08-30
•
Expires: 1957-03-10
Abstract
No abstract record available.
Inventors
- 👤 Selden B Crary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:15
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/90; H; H02; H02H; H02H7/00; H02H7/26; H02H7/267
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-08-29 | 1942-02-28 | 1942-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-08-29 | 1946-02-28 | 1946-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-08-29 | 1950-02-28 | 1950-08-30 | $7700.00 | Window Closed / Lapsed |