Patent US2649518A successfully refreshed from Google Patents.
US2649518A
Expired / Lapsed
US
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Diaphragm actuated electrical switch
Assignee: CHARLES E MOORSE
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Filing: 1950-01-10
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Granted: 1953-08-18
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Expires: 1970-01-10
Abstract
No abstract record available.
Inventors
- 👤 Karl T Fuehring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:43
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/34; B; B60; B60C; B60C23/00; B60C23/02; B60C23/04; B60C23/0408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |