US2845504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Snap acting electrical switch
Assignee: Westinghouse Electric Corp
•
Filing: 1954-10-14
•
Granted: 1958-07-29
•
Expires: 1974-10-14
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand C Iglehart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:03
CPC Classifications
H; H01; H01H; H01H21/00; H01H21/02; H01H21/18; H01H21/36; H01H21/40; H01H21/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1702396A
Cited
US2510021A
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US2545765A
Cited
GB614812A
Cited
US2444529A
Cited
US2486061A
Cited
US2626999A
Cited
US2685007A
Cited
US2594216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |