US2797497A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for laundry dryers
Assignee: Murray Corp
•
Filing: 1953-07-01
•
Granted: 1957-07-02
•
Expires: 1973-07-01
Abstract
No abstract record available.
Inventors
- 👤 Engel J Anthony
- 👤 John P Flannery
- 👤 Herbert E Hullar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:37
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/12; D; D06; D06F; D06F37/00; D06F37/42; D06F58/00; D06F58/32; D06F58/34; D06F58/50; D06F2101/00; D06F2101/14; D06F2101/18; D06F2103/00; D06F2103/28; D06F2103/32; D06F2105/00; D06F2105/50; D06F2105/58; D06F2105/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US439392A
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US2037062A
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US2505041A
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US2486315A
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US2577104A
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US2590808A
Cited
US2707837A
Cited
US2654961A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |