US222825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Improvement in tool-handles
Assignee: —
•
Filing: —
•
Granted: 1879-12-23
•
Expires: 1896-12-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:24
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/36; F16F1/38; F16F1/3835; B; B25; B25G; B25G1/00; B25G1/01; B25D; B25D1/00; B25G3/00; B25G3/02; B25G3/10; Y; Y10; Y10T; Y10T403/00; Y10T403/45; Y10T403/455; Y10T403/70; Y10T403/7047; Y10T403/7061
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) | 1882-12-22 | 1883-06-23 | 1883-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1886-12-22 | 1887-06-23 | 1887-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1890-12-22 | 1891-06-23 | 1891-12-23 | $7700.00 | Window Closed / Lapsed |