Patent US2522423A successfully refreshed from Google Patents.
US2522423A
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US
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Electric appliance switch with position indicator
Assignee: Casco Products Corp
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Filing: 1945-12-28
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Granted: 1950-09-12
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Expires: 1965-12-28
Abstract
No abstract record available.
Inventors
- 👤 Youhouse Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:48
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/02; H01H9/0214; H01H9/0228; H01H9/18; H01H2009/189
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR760033A
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DE671668C
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US2179199A
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US2220590A
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CH212923A
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US2334479A
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US2339904A
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US2343008A
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US2305132A
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US2341924A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-11 | 1954-03-13 | 1954-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-11 | 1958-03-13 | 1958-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-11 | 1962-03-13 | 1962-09-12 | $7700.00 | Window Closed / Lapsed |