Patent US463872A successfully refreshed from Google Patents.
US463872A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Churn-power
Assignee: —
•
Filing: —
•
Granted: 1891-11-24
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Expires: 1908-11-24
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:45
CPC Classifications
F; F16; F16H; F16H19/00; F16H19/02; F16H19/06; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18832
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) | 1894-11-23 | 1895-05-25 | 1895-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1898-11-23 | 1899-05-25 | 1899-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1902-11-24 | 1903-05-26 | 1903-11-25 | $7700.00 | Window Closed / Lapsed |