Patent US2551379A successfully refreshed from Google Patents.
US2551379A
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Dish-washing machine control unit
Assignee: AMERICAN DISHWASHER Corp
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Filing: 1947-08-25
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Granted: 1951-05-01
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Expires: 1967-08-25
Abstract
No abstract record available.
Inventors
- 👤 Raus Julius La
- 👤 David W Wollin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:14
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/42; A47L15/4214; A47L15/4217; A47L15/4223; A47L15/46; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389; Y10T137/86445; Y10T137/86493; Y10T137/86879; Y10T137/87917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1291266A
Cited
US1340517A
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US1580476A
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US1965694A
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US2150638A
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US2244301A
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US2355455A
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US2447848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-30 | 1954-10-30 | 1955-05-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-30 | 1958-10-30 | 1959-05-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-30 | 1962-10-30 | 1963-05-01 | $7700.00 | Window Closed / Lapsed |