Patent US402759A successfully refreshed from Google Patents.
US402759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw-threading machine
Assignee: —
•
Filing: —
•
Granted: 1889-05-07
•
Expires: 1906-05-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:13
CPC Classifications
B; B23; B23G; B23G1/00; B23G1/16; B23G1/18; B23G1/185; Y; Y10; Y10T; Y10T408/00; Y10T408/47; Y10T408/482
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) | 1892-05-06 | 1892-11-05 | 1893-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1896-05-06 | 1896-11-05 | 1897-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1900-05-07 | 1900-11-06 | 1901-05-08 | $7700.00 | Window Closed / Lapsed |