US2589167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch
Assignee: Schneider Electric USA Inc
•
Filing: 1946-03-15
•
Granted: 1952-03-11
•
Expires: 1966-03-15
Abstract
No abstract record available.
Inventors
- 👤 Kermon L Van Valkenburg
- 👤 Kenneth G Sedgwick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:28
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/0006; H01H11/0012
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2064632A
Cited
US2173378A
Cited
US2106581A
Cited
US2222765A
Cited
US2254768A
Cited
US2276698A
Cited
US2304972A
Cited
US2390344A
Cited
US2419072A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-11 | 1955-09-10 | 1956-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-11 | 1959-09-10 | 1960-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-11 | 1963-09-10 | 1964-03-11 | $7700.00 | Window Closed / Lapsed |