US2647386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine
Assignee: Easy Washing Machine Corp
•
Filing: 1948-04-03
•
Granted: 1953-08-04
•
Expires: 1968-04-03
Abstract
No abstract record available.
Inventors
- 👤 Francis P Keiper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:28
CPC Classifications
D; D06; D06F; D06F37/00; D06F37/20; D06F37/22; D06F37/225; D06F34/00; D06F34/14; D06F34/16; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2109
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1604748A
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US2311924A
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US2230345A
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US2311545A
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US2461643A
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US2420592A
Cited
US2463801A
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US2498420A
Cited
US2471217A
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US2534267A
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US2534268A
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US2534269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |