Patent US2656648A successfully refreshed from Google Patents.
US2656648A
Expired / Lapsed
US
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Means for transporting and distributing fertilizers on fields
Assignee: Individual
•
Filing: 1948-02-16
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Granted: 1953-10-27
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Expires: 1968-02-16
Abstract
No abstract record available.
Inventors
- 👤 Friedmann Giovanni
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:42
CPC Classifications
A; A01; A01C; A01C23/00; A01C23/04; A01C23/042; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87265; Y10T137/87338; Y10T137/87346; Y10T137/87571; Y10T137/87587
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1042501A
Cited
US1247166A
Cited
US1281427A
Cited
GB251221A
Cited
GB259403A
Cited
GB259402A
Cited
GB395661A
Cited
US1893707A
Cited
US1991851A
Cited
CH206637A
Cited
FR882910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |