US3013673A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silage unloader
Assignee: Individual
•
Filing: 1956-08-06
•
Granted: 1961-12-19
•
Expires: 1976-08-06
Abstract
No abstract record available.
Inventors
- 👤 Patz Paul
- 👤 Edward A Graetz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:00
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16; A01F25/20; A01F25/2009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2651438A
Cited
US2671696A
Cited
US2719058A
Cited
US2678241A
Cited
US2677474A
Cited
US2756112A
Cited
US2801885A
Cited
US2788247A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |