Patent US2635447A successfully refreshed from Google Patents.
US2635447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine
Assignee: Individual
•
Filing: 1948-04-29
•
Granted: 1953-04-21
•
Expires: 1968-04-29
Abstract
No abstract record available.
Inventors
- 👤 Edward M Van Dornick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:40
CPC Classifications
D; D06; D06F; D06F17/00; D06F17/04; D06F58/00; D06F58/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1289150A
Cited
US1453711A
Cited
US1463016A
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US1932246A
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US2023013A
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US1968692A
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AU2134835A
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US2205958A
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US2249624A
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US2380595A
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US2446502A
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GB585817A
Cited
US2538246A
Cited
US2449634A
Cited
US2472682A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |