US2946597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fertilizer mixer and spreader with partitioned container
Assignee: Individual
•
Filing: 1957-09-18
•
Granted: 1960-07-26
•
Expires: 1977-09-18
Abstract
No abstract record available.
Inventors
- 👤 Merle W Simonsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:18
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/36; B60P1/38; A; A01; A01C; A01C15/00; A01C15/005; A01C15/008; Y; Y10; Y10S; Y10S366/00; Y10S366/606
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US416950A
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US964512A
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US2281212A
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US2275799A
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US2589988A
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US2784974A
Cited
GB694198A
Cited
US2798726A
Cited
US2799510A
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US2804308A
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US2805863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |