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US2779305A
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Audible signalling means for clothes dryer lint traps
Assignee: General Electric Co
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Filing: 1955-10-05
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Granted: 1957-01-29
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Expires: 1975-10-05
Abstract
No abstract record available.
Inventors
- 👤 Robert L Dunkelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:47
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/20; D06F58/22; Y; Y10; Y10S; Y10S116/00; Y10S116/42; Y10S55/00; Y10S55/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2753831A
Cited
US2704896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |