US452524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lathe
Assignee: —
•
Filing: —
•
Granted: 1891-05-19
•
Expires: 1908-05-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:47
CPC Classifications
B; B23; B23B; B23B29/00; B23B29/24; B23B29/28; B23B29/287; B23Q; B23Q16/00; B23Q16/02; B23Q16/04; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5152; Y10T29/5165; Y10T29/5167; Y10T74/00; Y10T74/14; Y10T74/1418; Y10T74/1424; Y10T74/1494
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) | 1894-05-18 | 1894-11-17 | 1895-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1898-05-18 | 1898-11-17 | 1899-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1902-05-19 | 1902-11-18 | 1903-05-20 | $7700.00 | Window Closed / Lapsed |