Patent US2549432A successfully refreshed from Google Patents.
US2549432A
Expired / Lapsed
US
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Electric blanket control
Assignee: General Electric Co
•
Filing: 1946-01-09
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Granted: 1951-04-17
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Expires: 1966-01-09
Abstract
No abstract record available.
Inventors
- 👤 George C Crowley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:49
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/34; H05B3/342
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1979467A
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US2086966A
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US2189462A
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US2203918A
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US2386903A
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US2375988A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |