US2578808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Potato cleaning and separating device
Assignee: Individual
•
Filing: 1949-04-20
•
Granted: 1951-12-18
•
Expires: 1969-04-20
Abstract
No abstract record available.
Inventors
- 👤 William J Johnson
- 👤 Lewis H Buckner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:50
CPC Classifications
A; A23; A23N; A23N12/00; A23N12/02; A23N12/023; Y; Y10; Y10S; Y10S118/00; Y10S118/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2465220A
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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) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |