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US38816A
Expired / Lapsed
US
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Improvement in reels for drying flour
Assignee: —
•
Filing: —
•
Granted: 1863-06-09
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Expires: 1880-06-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:04
CPC Classifications
F; F26; F26B; F26B11/00; F26B11/02; F26B11/04; F26B11/0436
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) | 1866-06-08 | 1866-12-08 | 1867-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1870-06-08 | 1870-12-08 | 1871-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1874-06-08 | 1874-12-08 | 1875-06-09 | $7700.00 | Window Closed / Lapsed |