Patent US2436633A successfully refreshed from Google Patents.
US2436633A
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Thermostatic switch for controlling electric circuits
Assignee: CAV Ltd
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Filing: 1944-11-13
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Granted: 1948-02-24
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Expires: 1964-11-13
Abstract
No abstract record available.
Inventors
- 👤 Curzon Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:58
CPC Classifications
H; H01; H01H; H01H77/00; H01H77/02; H01H77/04; B; B23; B23G; B23G1/00; B23G1/02; B23Q; B23Q5/00; B23Q5/22; B23Q5/34; H01H37/00; H01H37/02; H01H37/64; H01H37/66; B23Q2705/00; B23Q2705/10; B23Q2705/18; B23Q2705/182
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US29015A
Cited
US1336418A
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US1561240A
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US1564938A
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DE471946C
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US1763649A
Cited
US2087216A
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US2313969A
Cited
US2338731A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-23 | 1951-08-25 | 1952-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-23 | 1955-08-25 | 1956-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-23 | 1959-08-25 | 1960-02-24 | $7700.00 | Window Closed / Lapsed |