Patent US2504946A successfully refreshed from Google Patents.
US2504946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vegetable cleaning machine
Assignee: American Machinery Corp
•
Filing: 1946-02-13
•
Granted: 1950-04-18
•
Expires: 1966-02-13
Abstract
No abstract record available.
Inventors
- 👤 James C Doolittle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:11
CPC Classifications
A; A23; A23N; A23N12/00; A23N12/02; Y; Y10; Y10S; Y10S209/00; Y10S209/938
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) | 1953-04-17 | 1953-10-17 | 1954-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-17 | 1957-10-17 | 1958-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-17 | 1961-10-17 | 1962-04-18 | $7700.00 | Window Closed / Lapsed |