US236723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sleeve-nut and the method of making sleeve-nuts
Assignee: —
•
Filing: —
•
Granted: 1881-01-18
•
Expires: 1898-01-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:54
CPC Classifications
F; F16; F16B; F16B37/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49606
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) | 1884-01-18 | 1884-07-19 | 1885-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1888-01-18 | 1888-07-19 | 1889-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1892-01-18 | 1892-07-19 | 1893-01-18 | $7700.00 | Window Closed / Lapsed |