Patent US2272027A successfully refreshed from Google Patents.
US2272027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine
Assignee: US Hoffman Machinery Corp
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Filing: 1940-04-03
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Granted: 1942-02-03
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Expires: 1960-04-03
Abstract
No abstract record available.
Inventors
- 👤 Harry G Sutton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:28
CPC Classifications
D; D06; D06F; D06F43/00; D06F43/02; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/729; Y10T137/7358; Y10T137/742; Y10T137/8593; Y10T137/86292; Y10T137/863; Y10T137/86308; Y10T137/86316
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-02-02 | 1945-08-04 | 1946-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-02-02 | 1949-08-04 | 1950-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-02-02 | 1953-08-04 | 1954-02-03 | $7700.00 | Window Closed / Lapsed |