Patent US2634739A successfully refreshed from Google Patents.
US2634739A
Expired / Lapsed
US
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Washing machine
Assignee: Easy Washing Machine Corp
•
Filing: 1948-03-20
•
Granted: 1953-04-14
•
Expires: 1968-03-20
Abstract
No abstract record available.
Inventors
- 👤 Willard R Walker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:43
CPC Classifications
A; A47; A47L; A47L15/00; A47L15/02; A47L15/06; A47L15/42; A47L15/4251; A47L15/4257; A47L15/4259
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-13 | 1956-10-13 | 1957-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-13 | 1960-10-13 | 1961-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-13 | 1964-10-13 | 1965-04-14 | $7700.00 | Window Closed / Lapsed |