US2561348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic timer for washing machines and the like
Assignee: Individual
•
Filing: 1947-02-20
•
Granted: 1951-07-24
•
Expires: 1967-02-20
Abstract
No abstract record available.
Inventors
- 👤 George W Dunham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:43
CPC Classifications
D; D06; D06F; D06F34/00; D06F34/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86461
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1701399A
Cited
US2030394A
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US2356816A
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US2352156A
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US2434353A
Cited
US2425788A
Cited
US2467848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |