US2815416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for clothes dryers
Assignee: Robertshaw US Holding Corp
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Filing: 1954-09-21
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Granted: 1957-12-03
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Expires: 1974-09-21
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Kumler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:06
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0208; D; D06; D06F; D06F34/00; D06F34/14; D06F34/26; H01; H01H; H01H37/00; H01H37/02; H01H37/62; D06F2101/00; D06F2103/00; D06F2103/28; D06F2103/32; D06F2105/00; D06F2105/28; D06F2105/62; D06F34/28; D06F34/30
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) | 1960-12-02 | 1961-06-03 | 1961-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-02 | 1965-06-03 | 1965-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-02 | 1969-06-03 | 1969-12-03 | $7700.00 | Window Closed / Lapsed |