Patent US4243355A successfully refreshed from Google Patents.
US65095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nehemiah w
Assignee: —
•
Filing: —
•
Granted: 1867-05-28
•
Expires: 1884-05-28
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:39
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/50; B02; B02C; B02C1/00; B02C1/14; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8776; Y10T83/8785; Y10T83/8821; Y10T83/8827; Y10T83/8841; Y10T83/8843; Y10T83/8844; Y10T83/885
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) | 1870-05-27 | 1870-11-26 | 1871-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1874-05-27 | 1874-11-26 | 1875-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1878-05-27 | 1878-11-26 | 1879-05-28 | $7700.00 | Window Closed / Lapsed |