Patent US460642A successfully refreshed from Google Patents.
US460642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable crank-motion
Assignee: —
•
Filing: —
•
Granted: 1891-10-06
•
Expires: 1908-10-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:44
CPC Classifications
F; F02; F02B; F02B75/00; F02B75/04; F02B75/048; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18208; Y10T74/21; Y10T74/211; Y10T74/2114; Y10T74/2173; Y10T74/2181
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1894-10-05 | 1895-04-06 | 1895-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1898-10-05 | 1899-04-06 | 1899-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1902-10-06 | 1903-04-07 | 1903-10-07 | $7700.00 | Window Closed / Lapsed |