US2637186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laundry machine
Assignee: Easy Washing Machine Corp
•
Filing: 1947-09-20
•
Granted: 1953-05-05
•
Expires: 1967-09-20
Abstract
No abstract record available.
Inventors
- 👤 Pavton W Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:56
CPC Classifications
D; D06; D06F; D06F23/00; D06F23/02; D06F23/025; D06F23/04; D06F23/06; D06F23/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US476995A
Cited
US801627A
Cited
US1631266A
Cited
US1979673A
Cited
US2165884A
Cited
US2284243A
Cited
US2344253A
Cited
US2391634A
Cited
US2397268A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-04 | 1956-11-03 | 1957-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-04 | 1960-11-03 | 1961-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-04 | 1964-11-03 | 1965-05-05 | $7700.00 | Window Closed / Lapsed |