Patent US368618A successfully refreshed from Google Patents.
US368618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
David e
Assignee: —
•
Filing: —
•
Granted: 1887-08-23
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Expires: 1904-08-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:41
CPC Classifications
B; B27; B27B; B27B5/00; B27B5/10; Y; Y10; Y10T; Y10T83/00; Y10T83/768; Y10T83/7684; Y10T83/7793; Y10T83/869; Y10T83/8878; Y10T83/8886; Y10T83/8887; Y10T83/929; Y10T83/9372; Y10T83/9403
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) | 1890-08-22 | 1891-02-21 | 1891-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1894-08-22 | 1895-02-21 | 1895-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1898-08-22 | 1899-02-21 | 1899-08-23 | $7700.00 | Window Closed / Lapsed |