US4158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arrangement of wheels and shafts for communicating power
Assignee: —
•
Filing: —
•
Granted: 1845-08-20
•
Expires: 1862-08-20
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 08:32
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/20; F16H1/203; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19642; Y10T74/19674
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) | 1848-08-19 | 1849-02-18 | 1849-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1852-08-19 | 1853-02-18 | 1853-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1856-08-19 | 1857-02-18 | 1857-08-20 | $7700.00 | Window Closed / Lapsed |