Patent US2422545A successfully refreshed from Google Patents.
US2422545A
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US
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Regulating means for washing machine agitators
Assignee: JOHN N LEDBETTER JR
•
Filing: 1944-06-26
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Granted: 1947-06-17
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Expires: 1964-06-26
Abstract
No abstract record available.
Inventors
- 👤 Hanson Veb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:37
CPC Classifications
D; D06; D06F; D06F13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US887781A
Cited
US1411485A
Cited
US1702207A
Cited
US1715036A
Cited
US2137775A
Cited
US2072047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-06-16 | 1950-12-16 | 1951-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-16 | 1954-12-16 | 1955-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-16 | 1958-12-16 | 1959-06-17 | $7700.00 | Window Closed / Lapsed |