Patent US33276A successfully refreshed from Google Patents.
US33276A
Expired / Lapsed
US
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Improvement in rice-cleaning machines
Assignee: —
•
Filing: —
•
Granted: 1861-09-10
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Expires: 1878-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:33
CPC Classifications
B; B01; B01F; B01F27/00; B01F27/05; B01F27/11; B01F27/114
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1864-09-09 | 1865-03-11 | 1865-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1868-09-09 | 1869-03-11 | 1869-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1872-09-09 | 1873-03-11 | 1873-09-10 | $7700.00 | Window Closed / Lapsed |