US2524438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatic switch for clothes driers
Assignee: Wilcolator Co
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Filing: 1949-02-05
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Granted: 1950-10-03
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Expires: 1969-02-05
Abstract
No abstract record available.
Inventors
- 👤 Theodore E Graves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:37
CPC Classifications
D; D06; D06F; D06F34/00; D06F2101/00; D06F2101/18; D06F2103/00; D06F2103/28; D06F2103/32; D06F2105/00; D06F2105/56
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) | 1953-10-02 | 1954-04-03 | 1954-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-02 | 1958-04-03 | 1958-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-02 | 1962-04-03 | 1962-10-03 | $7700.00 | Window Closed / Lapsed |