US2522693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fertilizer spreader machine
Assignee: Individual
•
Filing: 1946-11-19
•
Granted: 1950-09-19
•
Expires: 1966-11-19
Abstract
No abstract record available.
Inventors
- 👤 William H Stiteler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:16
CPC Classifications
A; A01; A01C; A01C15/00; A01C15/16; A01C7/00; A01C7/08; A01C7/16; A01C19/00; A01C19/04; A01C7/10; A01C7/102; A01C15/005; A01C15/006; A01C15/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US897829A
Cited
US1095383A
Cited
US1644575A
Cited
US1994672A
Cited
US2180253A
Cited
US2369755A
Cited
US2416898A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-18 | 1954-03-20 | 1954-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-18 | 1958-03-20 | 1958-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-18 | 1962-03-20 | 1962-09-19 | $7700.00 | Window Closed / Lapsed |