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Patent US2569274A successfully refreshed from Google Patents.
US2569274A
Expired / Lapsed
US
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Spraying and dusting machine
Assignee: FMC Corp
•
Filing: 1947-08-25
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Granted: 1951-09-25
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Expires: 1967-08-25
Abstract
No abstract record available.
Inventors
- 👤 Richard A Andrews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:58
CPC Classifications
A; A01; A01M; A01M7/00; A01M7/0003; A01M7/0014; Y; Y10; Y10S; Y10S239/00; Y10S239/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1723953A
Cited
US1864198A
Cited
US2220082A
Cited
US2203742A
Cited
US2331107A
Cited
US2476960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-24 | 1955-03-26 | 1955-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-24 | 1959-03-26 | 1959-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-24 | 1963-03-26 | 1963-09-25 | $7700.00 | Window Closed / Lapsed |