Patent US284905A successfully refreshed from Google Patents.
US284905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Island
Assignee: —
•
Filing: —
•
Granted: 1883-09-11
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Expires: 1900-09-11
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:43
CPC Classifications
D; D04; D04B; D04B7/00; D04B7/30; D04B7/32; D04B1/00; D04B1/10; D04B1/12; D04B1/123; D04B15/00; D04B15/38; D04B15/40; D04B15/66; D04B15/82; D04B15/94; D04B15/96; D10; D10B; D10B2403/00; D10B2403/02; D10B2403/024; D10B2403/0241; D10B2403/02411
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) | 1886-09-10 | 1887-03-12 | 1887-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1890-09-10 | 1891-03-12 | 1891-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1894-09-10 | 1895-03-12 | 1895-09-11 | $7700.00 | Window Closed / Lapsed |