US2479319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for electric blankets or the like
Assignee: General Electric Co
•
Filing: 1947-07-12
•
Granted: 1949-08-16
•
Expires: 1967-07-12
Abstract
No abstract record available.
Inventors
- 👤 George C Crowley
- 👤 Klein Philip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:25
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0227; H05B1/0252; H05B1/0272
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1374230A
Cited
GB221480A
Cited
US2006282A
Cited
US2109848A
Cited
US2112682A
Cited
US2302924A
Cited
US2349849A
Cited
US2354918A
Cited
US2440041A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-15 | 1953-02-14 | 1953-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-15 | 1957-02-14 | 1957-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-15 | 1961-02-14 | 1961-08-16 | $7700.00 | Window Closed / Lapsed |