Patent US2526850A successfully refreshed from Google Patents.
US2526850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap switch
Assignee: Cutler Hammer Inc
•
Filing: 1947-01-20
•
Granted: 1950-10-24
•
Expires: 1967-01-20
Abstract
No abstract record available.
Inventors
- 👤 Allan P Charbonneau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:44
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/36; H01H13/365; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18896; Y10T74/18904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2036295A
Cited
US2170748A
Cited
US2228523A
Cited
US2179099A
Cited
US2424668A
Cited
US2418068A
Cited
US2370479A
Cited
US2425159A
Cited
US2439747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-23 | 1954-04-24 | 1954-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-23 | 1958-04-24 | 1958-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-23 | 1962-04-24 | 1962-10-24 | $7700.00 | Window Closed / Lapsed |