Patent US2260518A successfully refreshed from Google Patents.
US2260518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing machine
Assignee: Individual
•
Filing: 1938-01-24
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Granted: 1941-10-28
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Expires: 1958-01-24
Abstract
No abstract record available.
Inventors
- 👤 John H Hamilton
- 👤 David B Nicholson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:44
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/26; A47L15/30; B; B08; B08B; B08B2230/00; B08B2230/01; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/863; Y10T137/86308
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) | 1944-10-27 | 1945-04-28 | 1945-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-10-27 | 1949-04-28 | 1949-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-10-27 | 1953-04-28 | 1953-10-28 | $7700.00 | Window Closed / Lapsed |