US2794560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silo unloader
Assignee: Individual
•
Filing: 1953-10-29
•
Granted: 1957-06-04
•
Expires: 1973-10-29
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Buschbom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:52
CPC Classifications
B; B65; B65G; B65G53/00; B65G2812/00; B65G2812/16; B65G2812/1608; B65G2812/1675
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2410611A
Cited
US2580306A
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US2500043A
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US2651438A
Cited
US2671696A
Cited
US2634962A
Cited
US2719058A
Cited
US2678241A
Cited
US2677474A
Cited
US2756112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-03 | 1960-12-03 | 1961-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-03 | 1964-12-03 | 1965-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-03 | 1968-12-03 | 1969-06-04 | $7700.00 | Window Closed / Lapsed |